body{margin: 0;padding: 0;}
ul,li{margin: 0;padding: 0;list-style: none;}
a, img {
    -webkit-touch-callout: none; /* 禁止长按链接与图片弹出菜单 */
}
.webpage{width: 100%;}
.webpage li{overflow: hidden;display: block;font-size: 0;}
.webpage li img{width: 100%;}
.webpage{
    padding-bottom: 62px;
}
.footer{
    display: grid;
    grid-template-columns: repeat(2, 50%);
    position: fixed;
    left: 0;
    bottom: 0;
    right: 0;
    background: #ffffff;
    box-shadow: inset 0px -1px 0px 0px #F0F0F0;
}
.footer button{
    margin: 10px;
}
.footer button:nth-child(1) {
    color: #257EF1;
}
.link{
    padding: 10px;
    text-align: center;
    display: block;
    background: #f0fdf8;
}