body, html {
    line-height: 1;
    font-weight: 200;
    font-family: 'microsoft yahei', 'PingFang SC', 'STHeitiSC-Light', 'Helvetica-Light', arial, sans-serif;
}
.title {
    padding: 50px 0 20px 0;
    font-size: 24px;
    text-align: center;
}

.desc {
    font-size: 14px;
    line-height: 24px;
    text-align: center;
    color: #333;
}

.desc .link-btn {
    font-size: 14px;
}

@media only screen and (max-width: 736px) {
    .title {
        padding: 50px 0 20px 0;
        font-size: 20px;
    }

    .desc {
        padding: 0 10px;
        font-size: 14px;
        line-height: 24px;
        text-align: left;
    }

    .desc .link-btn {
        font-size: 14px;
        color: blue;
    }
}