.select_file{
    height: 4rem;
    background-color: #f3f3f3;
    font-weight: normal;
    position: relative;
    margin: 0.2rem;
}

.select_file>div{
    padding-top: 1.5rem;
    background-size: auto 1.2rem;
    background-repeat: no-repeat;
    background-position: center top;
    background-image: url(../img/addFile.png);
    color: #666;
}

.select_file input[type="file"]{
    position: absolute;
    top: 0;
    left: 0;
}


#preview-img{
    width: 100%;
    height: auto;
    display: block;
}

.t1{
    padding: 0.2rem 0;
    border-bottom: #e5e5e5 solid 1px;
    margin-bottom: 0.2rem;
}

.b1{
    padding: 0.2rem;
    border: #e5e5e5 solid 1px;
    margin-bottom: 0.2rem;
}

.copy{
    padding-bottom: 0.2rem;
}