.layout {
    max-width: 750px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}
.layout .main {
    flex: 1;
    overflow: auto;
}
.tab {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    height: 48px;
    background-color: #fff;
    text-align: center;
    box-shadow: 0 -2px 6px rgba(0,0,0,.1);
}
.tab a {
    display: block;
    height: 100%;
    line-height: 48px;
    color: #666;
    text-align: center;
}
.tab .iconfont {
    font-size: 24px;
}
.tab .active a {
    background-color: #1989fa;
    color: #fff;
}
/* 标签页 */
.tag-list {
    padding: 10px;
}
.tag-list .item {
    display: flex;
    padding: 10px;
    border-bottom: 1px solid #F4F5F7;
}
.tag-list .item .name {
    flex: 1;
}
.tag-list .item .van-icon {
    font-size: 14px;
}
/* 分页 */
.van-pagination {
    margin: 15px 0;
}