* {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -o-box-sizing: border-box;
    -ms-box-sizing: border-box;
    box-sizing: border-box;
}

body {
    background-color: #F3F6F9;
}

.title {
    padding: 30px 0;
}

.title .line {
    display: inline-block;
    width: 3px;
    height: 16px;
    background-color: #fa771d;
    vertical-align: middle;
}

.titletext {
    vertical-align: middle;
    font-size: 16px;
    margin-left: 12px;
    font-family: 'PingFang SC';
    font-weight: 600;
}

.headBox {
    background-color: #fff;
    padding-bottom: 20px;
    position: -webkit-sticky;
    position: sticky;
    top: 70px;
}

.content-main {
    background-color: #F3F6F9;
}

.appList {
    overflow: hidden;
    padding-bottom: 60px;
}

.appItem {
    width: 32%;
    float: left;
    padding: 11px 14px;
    background-color: #fff;
    margin-right: 2%;
    margin-bottom: 15px;
}

.appList .appItem:nth-of-type(3n) {
    margin-right: 0;
}

.appItem img {
    width: 100%;
}

.bottomBox {
    padding: 20px 12px 5px;
}

.appItem .appTitle {
    color: #333;
    font-size: 18px;
    /* font-weight: 600; */
    font-family: 'PingFang SC';
}

.appItem .apInfo {
    color: #999;
    margin-top: 6px;
    font-size: 16px;
}

.white-main {
    background-color: #fff;
}

.white-main .appItem {
    box-shadow: 0px 2px 16px 0px rgba(193, 193, 193, 0.31);
}

.copyright {
    width: 100%;
    line-height: 74px;
    text-align: center;
    background: rgba(245, 245, 245, 1);
    font-size: 12px;
    font-family: 'PingFang SC';
    font-weight: 500;
    color: rgba(153, 153, 153, 1);
}