.certificate_imgs{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 20px 0;
}
.certificate_imgs .item{
    width: 45%;
}
.certificate_imgs .item .img{
    width: 100%;
    height: auto;
    background: #eee;
}
.certificate_imgs .item .name{
    line-height: 36px;
    font-size: 18px;
    font-weight: 500;
    text-align: center;
}