@font-face{
 font-family: opensanslight;
 src: url(../fonts/opensans-light.ttf);
}
@font-face{
 font-family: opensansbold;
 src: url(../fonts/opensans-bold.ttf);
 font-weight:800;
}
@font-face{
 font-family: opensansregular;
 src: url(../fonts/opensans-regular.ttf);
 font-weight:400;
}
@font-face{
 font-family: opensansitalic;
 src: url(../fonts/opensans-italic.ttf);
 font-weight:400;
}
@font-face{
 font-family: opensanssemibold;
 src: url(../fonts/opensans-semibold.ttf);
 font-weight:600;
}

@font-face{
 font-family: robotobold;
 src: url(../fonts/roboto-bold.ttf);
}

@font-face{
 font-family: robotoitalic;
 src: url(../fonts/Roboto-Italic.ttf);
}
@font-face{
 font-family: robotolight;
 src: url(../fonts/Roboto-Light.ttf);
}
@font-face{
 font-family: robotomedium;
 src: url(../fonts/Roboto-Medium.ttf);
}
@font-face{
 font-family: robotosemibold;
 src: url(../fonts/Roboto-Medium.ttf);
}
@font-face{
 font-family: robotoregular;
 src: url(../fonts/Roboto-Regular.ttf);
}
@font-face{
 font-family: segoeui;
 src: url(../fonts/segoeui.ttf);
}
@font-face{
 font-family: uvnvanbold;
 src: url(../fonts/uvnvan-bold.ttf);
}
@font-face {
  font-family: 'MaterialIcons';
  font-style: normal;
  font-weight: 400;
  src: url(../fonts/materialicons.woff2) format('woff2');
}

.material-icons {
  font-family: 'MaterialIcons'!important;
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
}

body {
    font-family: opensansregular;
    color: #4c4c4c;
    font-size: 16px;
    background: #F7F7F7;
}
b, strong{
	font-weight: 100;
	font-family: opensanssemibold;
}
:root {
    --color-header: #7AC60C;
    --max-width: 1470px;
    --color-text-main: #77BC00;
    --background-process-bar: linear-gradient(to right, #f8d319 0%, #ffa926 100%);
    --color-orange: #FEBF10;
    --color-main-bg: #7AC60C;
    --color-main-text: #231F20;
    --color-gray: #AFAFAF;
    --color-red: #DD381D;
    --color-blue: #00BCEF;
}
.main-header-top{
    height: 30px;
    width: 100%;
    background: #000;
    padding: 0px 15px;
    overflow: hidden;
 
}
.main-cover {
    width: 100%;
    height: 100%;
    max-width: var(--max-width);
    margin: auto;
}
.main-header-top .left{
    float: left;
}

.main-header-top .right{
    float: right;
}

.main-header-top .left .link{
    font-size: 11px;
    color: #888;
    line-height: 30px;
    float: left;
    display: inline-block;
    height: 30px;
    text-decoration: none;
    margin: 0px 15px;
    font-family: opensanssemibold;
}

.main-header-top .left .link:first-child{
    margin-left: 0px;
    position: relative;
}

.main-header-top .left .link:first-child::after{
    content: "";
    display: inline-block;
    width: 1px;
    height: 13px;
    background: #888;
    position: absolute;
    top: 50%;
    right: 0px;
    transform: translate(15px, -50%);
}

.main-header-top .left .link.link-active{
    font-family: opensanssemibold;
    color: #fff;
}

.main-header-top .right .link{
    float: left;
    display: inline-block;
    height: 30px;
    line-height: 30px;
    color: #888;
    font-size: 13px;
    margin: 0px 20px;
    text-decoration: none;
}

.main-header-top .right .link:last-child{
    margin-right: 0px;
}

.main-header-top .right .link.phone{
    font-family: opensansbold;
    color: #fff;
}

.main-header-top .right .link.language button.dropdown-toggle{
    border: 0px;
    outline: 0px;
    background: transparent;
    padding: 0px;
    height: 35px;
    line-height: 35px;
    border-radius: 0px;
    margin-top: -5px;
    text-shadow: none;
    box-shadow: none;
}

.main-header-top .right .link.language .icon-dropdown{
    font-size: 18px;
    color: #fff;
    vertical-align: middle;
    margin-left: 5px
}

.main-header-top .right .link .icon{
    margin-right: 3px;
    vertical-align: inherit;
}
#main-container{
	padding-top: 0px!important;
}
.main-header{
    background: var(--color-header);
    padding: 0px 15px;
    position: relative;
    width: 100%;
    top: 0px;
    left: 0px;
    right: 0px;
    z-index: 1002;
}

.main-header-cover{
    max-width: var(--max-width);
    width: 100%;
    margin: auto;
    display: table;
    min-height: 65px;
    padding: 0px;
    position: relative;
}

.main-header-cover .header-left{
    display: table-cell;
    vertical-align: middle;
    text-align: left;
}
.main-header-cover .header-left a:hover{
    text-decoration: none;
}
.main-header-cover .header-right{
    display: table-cell;
    vertical-align: middle;
    text-align: right;
}

.main-header-cover form{
    margin: 0px;
    padding: 0px;
}

.main-header-cover .header-logo{
    vertical-align: middle;
    display: inline-block;
    margin-right: 0px;
    
}

.main-header-cover .header-menu{
    display: inline-block;
    vertical-align: middle;
}

.main-header-cover .header-menu-link{
    display: inline-block;
    padding: 0px 10px;
    height: 32px;
    line-height: 30px;
    border-radius: 30px;
    font-family: opensanssemibold;
    font-size: 14px;
    color: #fff;
    text-align: center;
    text-decoration: none;
    outline: 0px;
    border: 0px;
}

.main-header-cover .header-menu-link.link-active{
    background: rgba(0, 0, 0, 0.1);
}
.main-header-cover .header-menu-link:hover{
    background: rgba(0, 0, 0, 0.1);
}
.main-header-cover .header-menu-link.link-upgrade{
    background: var(--color-orange);
    border-radius: 3px;
    padding: 0px 8px;
    margin-left: 20px;
}
.main-header-cover .header-menu-link.link-upgrade:hover{
    background: var(--color-orange);

}
.main-header-cover .avatar-cover{
    display: inline-block;
    width: 40px;
    height: 40px;
    overflow: hidden;
    border-radius: 50%;
    border: 1px solid #fff;
    vertical-align: middle;
    margin-left: 5px;
}

.main-header-cover .avatar-cover img{
    width: 100%;
    height: 100%;
    
}
.main-header-cover .avatar-cover span{
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    font-size: 25px;
    text-align: center;
    background: #4c87ed;
    margin-left: -2px;
}
.main-header-cover .button-dropdown{
    color: #fff;
    vertical-align: middle;
    font-size: 25px;
}

.main-body{
    padding: 30px 15px;
    overflow: hidden;
}

.main-body-container{
    margin: auto;
    max-width: var(--max-width);
    box-shadow: 0 0 25px rgba(0,0,0,.04);
    background: #fff;
    border-radius: 10px;
}

.main-header-cover .header-button-login{
        margin-left: 15px;
    display: inline-block;
    height: 30px;
    line-height: 30px;
    background: #FFF200;
    color: #0B3E71;
    width: 145px;
    text-align: center;
    border-radius: 19px;
    font-size: 13px;
    font-family: opensanssemibold;
    color: #231F20;
}
.main-header-cover .header-button-login:hover{
	text-decoration: none;
	background: #FFDA00;
}
.main-header-cover .header-button-login.login-system{
    font-family: opensanssemibold;
    font-size: 13px;
    color: #fff;
    text-decoration: none;
    outline: 0px;
    width: 145px;
    height: 30px;
    line-height: 30px;
    background: #39C9F6;
    display: inline-block;
    text-align: center;
    border-radius: 15px;
}
.main-header-cover .header-button-login.login-system:hover{
	background: #23A6D9;
}
.main-header-cover .header-language{
    display: inline-block;
}

.main-header-cover .header-language:hover .dropdown-menu{
    display: block;
}

.main-header-cover .header-language button {
    font-family: opensanssemibold;
    font-size: 14px;
    border: 0px;
    background: transparent;
    outline: 0px;
    text-decoration: none;
    color: #fff;
    text-align: center;
    position: relative;
    margin-right: 30px;
    padding: 22px 0px;
}

.main-header-cover .header-language.header-avatar button{
    padding: 12px 0px;
    margin-right: 0px;
}

.main-header-cover .header-language button::after{
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    border: 2px solid #fff;
    border-color: transparent #fff #fff transparent;
    transform: rotate(45deg);
    vertical-align: text-top;
    margin-left: 7px;
}

.main-header-cover .header-language.header-avatar button::after{
    display: none;
}

.main-header-cover .header-language .dropdown-menu{
    min-width: 180px;
    padding: 15px 0px;
    border-radius: 10px;
    left: -21px;
    top: 56px;
}

.main-header-cover .header-language.header-avatar .dropdown-menu{
    left: unset;
    top: 57px;
    right: 27px;
    box-shadow: 0px 0px 13px 0px #fff;
    border-color: #fff;
}

.main-header-cover .header-language .dropdown-menu::after{
    content: "";
    display: inline-block;
    width: 16px;
    height: 9px;
    border-style: solid;
    border-width: 0px 8px 9px 8px;
    border-color: transparent transparent #fff transparent;
    position: absolute;
    right: 21px;
    top: -9px;
}

.main-header-cover .header-language .dropdown-menu li a{
    width: 100%;
    height: 35px;
    line-height: 35px;
    padding: 0px;
    padding-left: 20px;
    background: transparent;
    color: #231F20;
    font-family: opensansregular;
    font-size: 14px;
    cursor: pointer;
}

.main-header-cover .header-language .dropdown-menu li a:hover, .main-header-cover .header-language .dropdown-menu li a.lang-active{
    font-family: opensanssemibold;
    color: #fff;
    background: var(--color-header);
}
/* Header product */


.main-header {
    height: 60px;
    width: 100%;
    position: relative;
    top: 0px;
    left: 0px;
    right: 0px;
    background: var(--color-header);
    padding: 0px 15px;
    z-index: 999;
}

.main-header-cover {
    display: flex;
    max-width: var(--max-width);
    margin: auto;
    height: 100%;
}

.main-header .header-logo {
    margin: auto 30px auto 0px;
}

    .main-header .header-logo svg {
        float: left;
    }

.main-header .header-nav {
    margin: auto 0px;
}

    .main-header .header-nav .nav-link {
        display: inline-block;
        height: 26px;
        line-height: 26px;
        padding: 0px;
        outline: 0px;
        border: 0px;
        text-decoration: none;
        border-radius: 3px;
        margin: 5px 15px;
        font-family: opensanssemibold;
        font-size: 15px;
        color: #fff;
        vertical-align: middle;
    }

        .main-header .header-nav .nav-link.link-pin {
            background: var(--color-green-bg);
            padding: 0px 18px 0px 10px;
        }

            .main-header .header-nav .nav-link.link-pin::before {
                content: "+";
                font-family: opensanssemibold;
                font-size: 20px;
                margin-right: 8px;
                vertical-align: top;
                line-height: 26px;
            }

.main-header .header-left {
    margin: auto auto auto 0px;
}

.main-header .header-right {
    margin: auto 0px auto auto;
}

.main-header .main-header-button-back {
    font-family: opensanssemibold;
    font-size: 13px;
    color: #fff;
    display: inline-block;
    text-decoration: none;
    outline: 0px;
}

    .main-header .main-header-button-back::before {
        content: "";
        display: inline-block;
        width: 22px;
        height: 21px;
        background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg');
        vertical-align: top;
        margin-right: 18px;
    }

.main-header .main-header-button-login {
    font-family: opensanssemibold;
    font-size: 13px;
    color: #fff;
    text-decoration: none;
    outline: 0px;
    width: 145px;
    height: 30px;
    line-height: 30px;
    background: #7ecc13;
    display: inline-block;
    text-align: center;
    border-radius: 15px;
}

    .main-header .main-header-button-login:hover {
        background: #74bb11;
    }

.main-header .btn-register {
    margin-left: 15px;
    display: inline-block;
    height: 30px;
    line-height: 30px;
    background: #FFF200;
    color: #0B3E71;
    width: 145px;
    text-align: center;
    border-radius: 19px;
    font-size: 13px;
    font-family: opensanssemibold;
    color: #231F20;
}

    .main-header .btn-register:hover {
        background: #FFDA00;
    }

.main-header .header-avatar {
    margin: auto 0px;
    padding: 0px;
}

    .main-header .header-avatar .dropdown > button > img {
        width: 41px;
        height: 41px;
        border: 1px solid #fff;
        border-radius: 50%;
    }

    .main-header .header-avatar .dropdown > button {
        border: 0px;
        outline: 0px;
        padding: 0px;
        margin: 0px;
        background: transparent;
    }

        .main-header .header-avatar .dropdown > button::before {
            display: inline-block;
            font: normal normal normal 14px/1 FontAwesome;
            font-size: 24px;
            text-rendering: auto;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            content: "\f107";
            color: #fff;
            vertical-align: middle;
            transition: all 0.2s linear;
            margin-right: 15px;
        }

.dropdown.menu-setting,
.dropdown.menu-notification,
.dropdown.menu-product {
    float: right;
    height: 60px;
    margin-top: 13px;
}

.main-header .header-avatar .dropdown.menu-setting > button,
.main-header .header-avatar .dropdown.menu-notification > button,
.main-header .header-avatar .dropdown.menu-product > button {
    width: 35px;
    height: 35px;
    text-align: center;
    border-radius: 18px;
    line-height: 1px;
}

.main-header .header-avatar .dropdown.menu-notification > button {
    margin-right: 20px;
    background: #6DAD0F;
}

.main-header .header-avatar .dropdown.menu-product > button {
    margin-right: 10px;
    text-align: center;
    padding-left: 5px;
    padding-right: 4px;
    padding-top: 4px;
}

    .main-header .header-avatar .dropdown.menu-setting > button:hover,
    .main-header .header-avatar .dropdown.menu-notification > button:hover,
    .main-header .header-avatar .dropdown.menu-product > button:hover {
        background: #b4da87b3;
        cursor: pointer;
    }

.main-header .header-avatar .dropdown.menu-setting > button span {
    width: 5.229px;
    height: 5.229px;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -710px;
    display: inline-block;
}

.main-header .header-avatar .dropdown.menu-setting > button::before,
.main-header .header-avatar .dropdown.menu-notification > button::before,
.main-header .header-avatar .dropdown.menu-product > button::before {
    content: unset;
}

.main-header .header-avatar .dropdown.menu-notification > button span {
    width: 22.443px;
    height: 25px;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -720px;
    display: inline-block;
}

.main-header .header-avatar .dropdown.menu-product > button span {
    width: 4.249px;
    height: 4.249px;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -700px;
    display: inline-block;
    margin-bottom: 2px;
}

.dropdown.menu-notification .notification-quantity {
    position: absolute;
    top: 2px;
    right: 14px;
    color: #fff;
    background: #FEBF10;
    width: 14px;
    height: 14px;
    border-radius: 7px;
    font-family: opensansbold;
    font-size: 8px;
    text-align: center;
    line-height: 14px;
}

.main-header .header-avatar .dropdown .dropdown-menu {
    width: 180px;
    box-shadow: 0px 0px 3px 1px #dedede;
    border-radius: 5px;
    border: 0px;
    padding: 15px 0px;
    left: auto;
    right: 25px;
    margin-top: 10px;
}

.main-header .header-avatar .dropdown.menu-notification .dropdown-menu {
    width: 430px;
    box-shadow: 0px 0px 3px 1px #dedede;
    border-radius: 5px;
    border: 0px;
    padding: 15px 0px;
    left: auto;
    right: 25px;
    margin-top: 10px;
}

.main-header .header-avatar .dropdown.menu-product .dropdown-menu {
    width: 275px;
    padding: 20px;
}

    .main-header .header-avatar .dropdown.menu-product .dropdown-menu li {
        display: block;
        float: left;
        width: 65px;
        margin-right: 13px;
        text-align: center;
        margin-bottom: 25px;
    }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li span {
            display: inline-block;
            border: 1px solid transparent;
            width: 41px;
            height: 41px;
            padding: 2px;
            border-radius: 10px;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.product-hint {
            width: 100%;
            border-top: 1px solid #ddd;
            padding-top: 15px;
            font-size: 13px;
            margin-bottom: 0;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-voca:hover span {
            border: 1px solid #00c5f9;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-voca:hover a {
            color: #00bcef;
            background-color: transparent;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-music:hover span {
            border: 1px solid #64008D;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-music:hover a {
            color: #64008D;
            background-color: transparent;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-grammar:hover span {
            border: 1px solid #C83524;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-grammar:hover a {
            color: #C83524;
            background-color: transparent;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-natural:hover span {
            border: 1px solid #7AC60C;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-natural:hover a {
            color: #77BC00;
            background-color: transparent;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-pronunciation:hover span {
            border: 1px solid #0096FC;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li.li-pronunciation:hover a {
            color: #0096FC;
            background-color: transparent;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-voca,
        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-music,
        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-grammar,
        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-natural,
        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-pronunciation {
            width: 40px;
            height: 40px;
            display: inline-block;
        }

        .main-header .header-avatar .dropdown.menu-product .dropdown-menu li a {
            font-size: 10px;
            color: #231F20;
            padding: 0px;
        }

.main-header .header-avatar .dropdown.menu-setting .dropdown-menu,
.main-header .header-avatar .dropdown.menu-notification .dropdown-menu,
.main-header .header-avatar .dropdown.menu-product .dropdown-menu {
    right: 0px;
    top: 37px;
}

.main-header .header-avatar .dropdown:hover .dropdown-menu {
    display: block;
}



.main-header .header-avatar .dropdown .dropdown-menu::before {
    content: "";
    width: 12px;
    height: 12px;
    background: #fff;
    display: inline-block;
    box-shadow: -1px -1px 3px 0px #dedede;
    position: absolute;
    top: -6px;
    right: 35px;
    transform: rotate(45deg);
}





.main-header .header-avatar .dropdown.menu-setting .dropdown-menu > li > a {
    font-family: opensanslight;
    font-size: 14px;
    color: var(--color-default-text);
    display: block;
    height: 35px;
    line-height: 35px;
    padding: 0px 20px;
    outline: 0px;
    text-decoration: none;
    transition: 0.2s all ease;
}

    .main-header .header-avatar .dropdown.menu-setting .dropdown-menu > li > a:hover {
        color: var(--color-text-main);
        background: #fff;
    }

.main-header .header-avatar .dropdown.menu-setting .dropdown-menu::before {
    right: 10px;
}

.main-header .header-avatar .dropdown.menu-notification .dropdown-menu::before {
    right: 30px;
}

.main-header .header-avatar .dropdown.menu-product .dropdown-menu::before {
    right: 20px;
}

.main-header .header-avatar .dropdown .dropdown-menu.remind-menu {
    padding: 20px;
}

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu li {
        min-height: 60px;
        border-bottom: 1px solid #ededed;
    }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-improve,
    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-review,
    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.gift-me,
    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-notification {
        float: left;
        width: calc(100% - 70px);
        height: 59px;
        line-height: 59px;
        overflow: unset;
        -webkit-line-clamp: 1;
        overflow: hidden;
        text-overflow: ellipsis;
        padding-left: 50px;
        position: relative;
        font-size: 14px;
        font-family: opensanslight;
        color: #231F20;
    }

        .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-improve span,
        .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-review span,
        .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.gift-me span,
        .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-notification span {
            color: var(--color-text-main);
        }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.btn-view {
        float: right;
        padding: 0px;
        font-size: 12px;
        height: 59px;
        width: 70px;
        text-align: center;
        line-height: 60px;
        color: var(--color-text-main);
        margin-top: -60px;
    }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a:hover {
        background: #fff;
        text-decoration: none;
    }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-improve::before {
        width: 35px;
        height: 35px;
        display: inline-block;
        background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -800px;
        content: "";
        position: absolute;
        left: 0;
        top: 10px;
    }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-review::before {
        width: 35px;
        height: 35px;
        display: inline-block;
        background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -840px;
        content: "";
        position: absolute;
        left: 0;
        top: 10px;
    }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.gift-me::before {
        width: 35px;
        height: 35px;
        display: inline-block;
        background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -880px;
        content: "";
        position: absolute;
        left: 0;
        top: 10px;
    }

    .main-header .header-avatar .dropdown .dropdown-menu.remind-menu > li > a.remind-notification::before {
        width: 35px;
        height: 35px;
        display: inline-block;
        background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -920px;
        content: "";
        position: absolute;
        left: 0;
        top: 10px;
    }

.main-header .header-avatar .menu-avatar {
    display: inline-block;
    float: right;
    width: 30px;
    height: 30px;
    padding: 1px;
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    margin-right: 10px;
    margin-top: 15px;
}

    .main-header .header-avatar .menu-avatar img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
    }

    .main-header .header-avatar .menu-avatar span {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        display: inline-block;
        font-size: 14px;
        text-align: center;
        line-height: 30px;
        background: #FFB020;
        color: #fff;
        font-family: opensanssemibold;
    }

.main-header .header-avatar .menu-upgrade {
    color: #615E39;
    width: 145px;
    float: right;
    height: 30px;
    background: #FFF200;
    margin-right: 15px;
    text-align: center;
    border-radius: 15px;
    line-height: 30px;
    text-decoration: none;
    font-size: 13px;
    font-family: opensanssemibold;
    margin-top: 15px;
}

    .main-header .header-avatar .menu-upgrade:hover {
        background: #FFDA00;
    }

    .main-header .header-avatar .menu-upgrade:hover {
        color: #231F20;
    }

.main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-voca {
    width: 35px;
    height: 35px;
    display: inline-block;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -960px;
}

.main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-music {
    width: 35px;
    height: 35px;
    display: inline-block;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -1000px;
}

.main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-grammar {
    width: 35px;
    height: 35px;
    display: inline-block;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -1040px;
}

.main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-natural {
    width: 35px;
    height: 35px;
    display: inline-block;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -1080px;
}

.main-header .header-avatar .dropdown.menu-product .dropdown-menu li .product-pronunciation {
    width: 35px;
    height: 35px;
    display: inline-block;
    background: url('https://natural.voca.vn/assets/imgs/menu-icon-bg.svg') 0px -1120px;
}

.main-header .header-avatar .image-text {
    display: inline-block;
    width: 41px;
    height: 41px;
    border: 1px solid #fff;
    border-radius: 50%;
    font-family: opensanssemibold;
    font-size: 20px;
    text-align: center;
    line-height: 39px;
    color: #fff;
}

.main-header .header-product {
    display: inline-block;
    vertical-align: middle;
}

    .main-header .header-product .dropdown > button > img {
        width: 41px;
        height: 41px;
        border: 1px solid #fff;
        border-radius: 50%;
    }

    .main-header .header-product .dropdown > button {
        height: 26px;
        line-height: 26px;
        padding: 0px;
        outline: 0px;
        border: 0px;
        text-decoration: none;
        border-radius: 3px;
        margin: 15px 15px;
        font-family: opensanssemibold;
        font-size: 14px;
        color: #fff;
        background: transparent;
    }

        .main-header .header-product .dropdown > button::after {
            display: inline-block;
            font: normal normal normal 14px/1 FontAwesome;
            font-size: 16px;
            text-rendering: auto;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            content: "\f107";
            color: #fff;
            vertical-align: middle;
            transition: all 0.2s linear;
            margin-left: 5px;
        }

    .main-header .header-product .dropdown .dropdown-menu {
        width: unset;
        min-width: 140px;
        box-shadow: 0px 0px 10px 1px #D6D7D8;
        border-radius: 5px;
        border: 0px;
        padding: 15px 0px;
        left: auto;
        right: -12px;
        margin-top: 10px;
        top: calc(100% - 12px);
    }

    .main-header .header-product:hover .dropdown .dropdown-menu {
        display: block;
    }

    .main-header .header-product .dropdown .dropdown-menu::before {
        content: "";
        width: 10px;
        height: 10px;
        background: #fff;
        display: inline-block;
        box-shadow: -2px -2px 5px 0px #D6D7D8;
        position: absolute;
        top: -5px;
        right: 27px;
        transform: rotate(45deg);
    }

    .main-header .header-product .dropdown .dropdown-menu > li > a {
        font-family: opensansregular;
        font-size: 13px;
        color: var(--color-header);
        display: block;
        height: 35px;
        line-height: 35px;
        padding: 0px 25px;
        outline: 0px;
        text-decoration: none;
        transition: 0.2s all ease;
    }

        .main-header .header-product .dropdown .dropdown-menu > li > a:hover {
            background: var(--color-blue-bg);
            color: #fff;
        }

.main-header-cover .header-menu {
    display: none !important;
    margin-left: 0px;
}

.main-header .header-menu.menu-show {
    display: block !important;
}

@media (min-width: 768px) {
    .header-menu {
        display: none !important;
    }
}

@media(max-width: 767px) {
    .header-middle {
        display: table-cell;
        vertical-align: middle;
        text-align: right;
        cursor: pointer;
        margin: auto;
    }

    .header-menu-icon {
        display: inline-block;
        position: relative;
        width: 30px;
        height: 4px;
        background-color: #fff;
        border-radius: 100px;
        transition: transform .4s ease;
        outline: none;
        cursor: pointer;
    }

        .header-menu-icon::before {
            content: '';
            display: block;
            width: 100%;
            position: absolute;
            height: 4px;
            background-color: #fff;
            border-radius: 100px;
            transition: all .2s ease;
            bottom: 200%;
            right: 0;
        }

        .header-menu-icon::after {
            content: '';
            display: block;
            width: 100%;
            position: absolute;
            height: 4px;
            background-color: #fff;
            border-radius: 100px;
            transition: all .2s ease;
            top: 200%;
            right: 0;
        }

    .header-nav, .header-right {
        display: none;
    }

    .main-header .header-logo {
        width: 100%;
    }

        .main-header .header-logo svg {
            width: 100px;
            height: 52px;
        }

    .main-header .header-menu {
        position: absolute;
        width: calc(100% + 30px);
        left: -15px;
        bottom: 1px;
        transform: translate(0%, 100%);
        background: #7AC60C;
        display: none;
        padding-top: 0px;
        padding-left: 15px;
        padding-right: 15px;
        box-shadow: inset 0 3px 5px rgba(0,0,0,0.05);
        z-index: 2;
        padding-top: 10px;
        padding: 0px;
    }

    .main-header .header-menu-link {
        display: inline-block;
        padding: 0px 18px;
        height: 32px;
        line-height: 30px;
        border-radius: 30px;
        font-family: opensansregular;
        font-size: 14px;
        color: #fff;
        text-align: center;
        text-decoration: none;
        outline: 0px;
        border: 0px;
    }

    .main-header .header-menu-link {
        display: block;
        margin-bottom: 0;
        border-radius: 0;
        text-align: left;
        border-bottom: 1px solid #fff6f640;
        height: 40px;
        line-height: 38px;
    }

    .main-header .link-course-group {
        display: none;
    }

        .main-header .link-course-group .header-menu-link {
            padding-left: 45px;
        }

    .main-header .header-menu-link.head-menu-item-active {
        background: rgba(0, 0, 0, 0.2);
        font-family: opensanssemibold;
    }

    .main-header .header-menu-link.menu-link-course {
        position: relative;
    }

        .main-header .header-menu-link.menu-link-course::before {
            display: inline-block;
            font: normal normal normal 14px/1 FontAwesome;
            font-size: 22px;
            text-rendering: auto;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            content: "\f107";
            color: #fff;
            vertical-align: middle;
            transition: all 0.2s linear;
            margin-left: 5px;
            position: absolute;
            right: 15px;
            top: 5px;
        }
}

.header-product-left{
    height: 100%;
    margin: 21px auto;
}

.header-product-right{
    height: 100%;
    margin: auto 0px auto auto;
}

.header-product .header-product-middle{
    display: inline-block;
    text-decoration: none;
    outline: 0px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.header-product .header-product-middle svg{
    float: left;
}

.header-product .header-link-back{
    font-family: opensanssemibold;
    font-size: 13px;
    color: #fff;
    text-decoration: none;
    outline: 0px;
}

.header-product .header-link-back::before{
    content: "";
    display: inline-block;
    width: 22px;
    height: 20px;
    background: url('../imgs/icon-home.svg') 0px -587px;
    vertical-align: top;
    margin-right: 10px;
}

/* End header product */
/**begin footer**/
.footer-content{
    max-width: var(--max-width);
    margin: auto;
}
.footer-item{
    width: 16.6%;
    float: left;
}

.footer-item .footer-title{
    font-size: 13px;
    color: var(--color-text-main);
    font-family: opensanssemibold;
    margin-bottom: 16px;
}
.footer-item-content{
    margin-bottom: 10px;
    width: 80%;
}
.footer-item-term{
    width: 80%;
}
.footer-item-logo{
    float: left;
    margin-right: 10px;
}
.footer-item-website a:nth-of-type(1){
    display: block;
    font-size: 12px;
    color: var(--color-text-main);
}
.footer-info a:hover{
    text-decoration: none;
}
.footer-item-website a:nth-of-type(2){
    font-size: 12px;
    color: var(--color-text-main);
    font-family: opensanssemibold;
    line-height: 12px;
    display: block;
}
.footer-item-website a:hover{
  color: var(--color-text-main);
}

.footer-contact{
    font-size: 12px;
    color: var(--color-text-main);
    margin-bottom: 10px;
}
.footer-support{
    background: var(--color-text-main);
    margin-top: 10px;
    padding: 10px;
    width: 100%;
    max-width: 230px;
    font-size: 12px;
    font-family: opensansbold;
    border-radius: 6px;
    text-transform: uppercase;
    color: #fff;
}
.footer-support p{
    margin-bottom: 0px;
}
.footer-cate{
    margin-bottom: 1px;
}
.footer-cate a{
    font-size: 12px;
    
    color: var(--color-text-main);
}
.footer-cate-active a{
    color: #7ac40c;
}
.footer-item-android svg, .footer-item-ios svg{
    width: 100%;
    max-width: 171px;
    background: #fff;
    border-radius: 6px;
}
footer{
    background: #e4e4e4;
}
.footer-info{

    padding-top: 30px;
    padding-bottom: 30px;
    background: #fff;
    border-bottom: 0px;
    border-top: 0px;
}
.footer-copyright{
    text-align: center;
    padding: 8px 10px;
    color: var(--color-main-text);
    font-size: 12px;
    border-top: 1px solid #ddd;
    max-width: 100%;
    margin: auto;
    background: #fff;
}
.footer-copyright span{
    margin-right: 20px;
    color: #FFF100;
}
@media(max-width: 768px){
    .footer-info{
        display: none;
    }
}
/**end footer**/

.main-errors{
    background: #ffd4cc; 
    border-radius: 10px; 
    margin: 20px 0px;
    padding: 15px;
}

.main-success{
    background: #dcefc3; 
    border-radius: 10px; 
    margin: 20px 0px;
    padding: 15px;
}
.main-errors p, .main-success p{
    margin: 0px;
    font-size: 16px;
    font-family: opensansregular;
}

.header-middle{
    display: none;
}

@media (max-width: 1100px){
    .main-header-cover .header-language{
        display: none;
    }
}

@media (min-width: 901px){
    .main-header-cover .header-right{
        display: table-cell!important;
    }

    .main-header-cover .header-menu{
        display: inline-block!important;
        margin-left: 30px;
    }
}

@media (max-width: 900px){

    .main-header-cover .header-logo{
        margin-right: 0px;
    }

    .main-header-cover .header-menu{
        position: absolute;
        width: calc(100% + 30px);
        left: -15px;
        bottom: 0px;
        transform: translate(0%, 100%);
        background: var(--color-header);
        display: none;
        padding-top: 70px;
        padding-left: 15px;
        padding-right: 15px;
        box-shadow: inset 0 3px 5px rgba(0,0,0,0.05);
    }

    .main-header-cover .header-menu-link{
        display: block;
        margin: 10px 0px;
        border-radius: 0;
    }

    .main-header-cover .header-language{
        display: inline-block;
    }

    .main-header-cover .header-right{
        display: none;
        position: absolute;
        left: 0px;
        width: 100%;
        bottom: 0px;
        transform: translate(0, 100%);
    }
    .header-middle{
        display: table-cell;
        vertical-align: middle;
        text-align: right;
        cursor: pointer;
    }

    .header-menu-icon{
        display: inline-block;
        position: relative;
        width: 30px;
        height: 4px;
        background-color: #fff;
        border-radius: 100px;
        transition: transform .4s ease;
        outline: none;
        cursor: pointer;
    }

    .header-menu-icon::before{
        content: '';
        display: block;
        width: 100%;
        position: absolute;
        height: 4px;
        background-color: #fff;
        border-radius: 100px;
        transition: all .2s ease;
        bottom: 200%;
        right: 0;
    }

    .header-menu-icon::after{
        content: '';
        display: block;
        width: 100%;
        position: absolute;
        height: 4px;
        background-color: #fff;
        border-radius: 100px;
        transition: all .2s ease;
        top: 200%;
        right: 0;
    }
    .header-button-login.login-system, 
	.main-header-cover .header-button-login{
        font-family: opensansregular;
        font-size: 15px;
        color: #fff;
        text-align: center;
        text-decoration: none;
        outline: 0px;
        border: 0px;
        width: 100%;
        background: transparent;
        text-transform: none;
    }
    .header-language.dropdown{
        display: none!important;
    }
}

.m-main-footer{
    padding: 50px 0px 0px;
    background-color: #0B1902;
    background-image: url('../imgs/footer-02.jpg');
    background-position: bottom center;
    background-repeat: repeat no-repeat;
}

.m-main-footer-top{
    text-align: center;
}

.m-main-footer-top .top-title{
    font-family: opensanslight;
    font-size: 18px;
    color: #fff;
    max-width: 160px;
    margin: 0px auto 20px;
}

.m-main-footer-top .top-title span{
    font-family: opensanssemibold;
}

.m-main-footer-top .top-button{
    display: block;
    font-family: opensanssemibold;
    font-size: 16px;
    color: #fff;
    margin: auto;
    width: 225px;
    height: 50px;
    text-align: center;
    text-decoration: none;
    background: var(--color-header);
    border-bottom: 2px solid #68A300; 
    border-radius: 30px;
    line-height: 50px;
}

.m-main-footer-link{
    display: inline-block;
    width: 100%;
    padding: 35px 15px;
}

.m-main-footer-link .list-link{
    width: 50%;
    float: left;
}

.m-main-footer-link .list-link:first-child{
    padding-left: 20px;
}

.m-main-footer-link .list-link a{
    display: block;
    text-decoration: none;
    color: #fff;
    font-family: opensanslight;
    font-size: 15px;
    margin-bottom: 10px;

}

.m-main-footer-link .list-link a.link-title{
    font-family: opensanssemibold;
}

.m-main-footer .footer-all-rights .name{
    color: var(--color-text-main);
}

.m-main-footer .footer-all-rights{
    background-color: inherit;
    overflow: hidden;
    font-size: 13px;
}

.home-modal-close{
    display: inline-block;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: url('../imgs/icon-home.svg') 0px -610px;
    position: absolute;
    right: -8px;
    top: -9px;
    cursor: pointer;
}
.toast-msg{
     font-family: opensanssemibold;
    font-size: 13px;
    color: #fff;
    background: #000;
    min-width: 245px;
    height: 48px;
    line-height: 48px;
    text-align: center;
    position: fixed;
    z-index: 1002;
    left: 50%;
    bottom: 100px;
    transform: translate(-50%, 0%);
    border-radius: 30px;
    display: none;
    padding-left: 15px;
    padding-right: 15px;   
}