.pic {
    padding: 0 0.25rem;
    margin-top: 0.4rem;
}
.pic li{
    width: 3.4rem;
    float: left;
    margin-bottom: 0.26rem;
}
.pic li:nth-child(even){
    float: right;
}
.pic li img{
    width: 3.4rem;
    height: 2.43rem;
}
.pic li p{
    font-size: 0.28rem;
    margin-top: 0.22rem;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
    text-align: center;
}

.layer{
    display: none;
    position: fixed;
    z-index: 99;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    width: 7rem;
    height: 5.52rem;
    padding-top: 0.4rem;
    background: #fff;
}
.close{
    position: absolute;
    display: block;
    width: 0.7rem;
    height: 0.7rem;
    right: 0;
    top: -0.9rem;
    background: url('../images/close2.png') no-repeat center;
    background-size: 0.7rem;
}
.layer p{
    text-align: center;
    font-size: 0.32rem;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}
.layer img{
    display: block;
    width: 6.46rem;
    height: 4.64rem;
    margin: 0.25rem auto 0;
}