.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: .9rem;
    padding: 0 .3rem;
    position: fixed;
    width: 100%;
    left: 0;
    top: 0;
    right: 0;
    z-index: 999;
    background: #fff;
    box-sizing: border-box;
    border-bottom: 1px solid #e9e9e9;
}
.header .search {
    height: .7rem;
    background: #f5f5f5;
    width: 100%;
    display: flex;
    align-items: center;
    padding-left: .26rem;
    font-size: .28rem;
}
.header .search i {
    margin-right: .2rem;
}

.content {
    margin-top: 0.9rem;
    height: calc(100vh - 0.9rem);
    display: flex;
}

.left {
    height: 100%;
    width: 1.6rem;
    background: #f5f5f5;
    overflow-y: scroll;
}

.left li {
    height: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.left .active {
    background: #fff;
}
.left li .img{
    height: 25px;
    width: 25px;
    background: url("https://s1.st.meishij.net/p2/20191108/20191108113258_481.png");
    background-position: 0 0;
    background-size: 25px 500px;
}

.left li p {
    font-size: .24rem;
    color: #333;
    margin-top: 4px;
}

.right {
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    overflow-y: scroll;
    flex: 1;
}
.right li {
    width: 33%;
    text-align: center;
    height: 1.8rem;
}
.right li img {
    width: 1.24rem;
    height: 1.24rem;
}
.right li p {
    font-size: .24rem;
    color: #333;
}