.case-list {
    display: flex;
    flex-wrap: wrap;
}
.case-list li {
    width: 30.33%;
    margin-right: 1%;
    margin-bottom: 30px;
}
.case-list li:nth-child(3n) {
    margin-right: 0;
}
.case-list li h5 {
    padding: 5px 0;
    font-size: 1rem;
    line-height: 2;
}
.case-list li span {
    color: #666;
    font-size: 0.8rem;
}
.case-list li .photo {
    overflow: hidden;
}
.case-list li img {
    width: 100%;
    transition: all 0.3s;
}
.case-list li:hover img {
    transform: scale(1.1);
}


@media only screen and (max-width:768px) {
    .case-list li {
        width: 49%;
    }
    .case-list li h5 {
        line-height: 1.2;
    }
}