.container {
    max-width: 1264px;
    margin: 0 auto;
}
.container1 {
    max-width: 1392px;
    margin: 0 auto;
}

.download {
    height: 63px;
    line-height: 63px;
    border-radius: 14px;
    background-color: #f6ec5a;
}
.transparent-btn {
    color: #0063f8;
    border: 1px solid #0063f8;
    background-color: #fff;
}

h2.title {
    font-family: Microsoft YaHei UI;
    font-weight: 700;
    font-size: 36px;
}

.scroll-top-btn {
    cursor: pointer;
    position: fixed;
    display: none;
    justify-content: center;
    align-items: center;
    right: 60px;
    bottom: 120px;
    z-index: 4;
}
.scroll-top-btn span {
    position: relative;
    z-index: 5;
    width: 42px;
    height: 42px;
    background: url(/static/png/sprite-icon-scroll-top.png);
    background-position: 0 0;
    background-repeat: no-repeat;
}

@media (max-width: 768px) {
    .container {
        padding: 0 12px;
    }
    .scroll-top-btn {
        right: 12px;
        bottom: 100px;
    }
}