.product .product_select{
    width: 100%;
    position: fixed;
    top: 1.2rem;
    z-index: 100;
}
.product .product_select .ps_header {
    height: 1.08rem;
    background-color: #fff;
    border-bottom: #e0e0e0 .02rem solid;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.product .product_select .ps_header span{
    font-size: .3rem;
    color: #7c7c7c;
    margin-left: .3rem;
}
.product .product_select .ps_header img{
    width: 0.36rem;
    margin-right: .3rem;
}
.ps_mask {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
    background: #000;
    opacity: .7;
    display: none;
}

.product_select ul {
    position: absolute;
    width: 100%;
    padding: 0 .3rem;
    background-color: #f6f6f6;
    display: none;
    z-index: 100;
    height: 9rem;
    overflow: auto;
}
.product_select ul li {
    height: .9rem;
    line-height: .9rem;
    border-bottom: #dbdbdb .02rem solid;
}

.product_select ul li a.active {
    color: #1170d7;
}
.product_select ul li a {
    display: block;
    height: 100%;
    width: 100%;
    line-height: .9rem;
    font-size: .28rem;
    color: #7c7c7c;
}
.p_item{
    margin-top: 2.78rem;
}
.p_item  ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.p_item  ul li{
    width: calc(50% - 0.15rem);
    height: 4.9rem;
    background: #ffffff;
    margin-bottom: 0.3rem;
}
.p_item  ul li .item_img{
    height: 2rem;
    margin: 0.38rem auto 0.46rem auto;
}
.p_item  ul li .item_img img{
    height: 90%;
    margin: auto;
}
.p_item  ul li .title{
    font-size: 0.3rem;
    font-weight: 600;
    color: #333333;
    text-align: center;
    letter-spacing: 2px;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.p_item  ul li .text{
    font-size: 0.22rem;
    font-weight: 400;
    color: #a2a2a2;
    letter-spacing: 2px;
    text-align: center;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}