.body_mini {
    font-family: Arial, sans-serif;
    /*background-color: #CF0437;*/ /* Nền màu cam */
    background: linear-gradient(to bottom, #FFC0CB, #FF4500);
    color: #333;
    text-align: center;
}

.title {
    font-size: 2em;
    margin-bottom: 10px;
    text-align: center;
    color:#ffffff;
}

.countdown {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

    .countdown div {
        background-color: #000;
        color: #fff;
        padding: 20px;
        margin: 0 5px;
        border-radius: 5px;
    }
        .countdown div span {
            display: block;
            font-size: 1.5em;
        }

.tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 10px;
}

.tab-button {
    cursor: pointer;
    padding: 10px;
    background-color: #ccc;
    border:1px solid;
    margin: 0;
    border-radius: 0px;
}

    .tab-button.active {
        background-color: #fff;
        margin: 0 0px;
    }

.tab-content {
    display: none;
}

    .tab-content.active {
        display: block;
    }

div_button_minigame {
    border-style: dotted;
    margin: 5px 5px 5px 5px;
}