/**组件样式**/
ul.aizt {
    width: 100%;
    margin: 25px auto;}
li.aili {
    list-style: none;
    width: 48%;
    float: left;
    margin: 0 1% 2%;}
li.aili a p {
    background: rgba(0, 0, 0, .5);
    color: #fff;
    text-align: center;
    line-height: 40px;
    width: 100%;
    position: absolute;
    z-index: 9999;
    bottom: 0;}

li.aili a img {
    width: 100%;
    vertical-align: middle;
    position: absolute;
    height: 100%;
    top: 0;
    object-fit: cover;}

li.aili a {
    display: block;
    position: relative;
    overflow: hidden;
    padding-top: 29%;}
h2.aititle {
    padding: 20px 1%;
    font-size: 30px;}
@media screen and (max-width: 450px){
li.aili {
    width: 98%;
    margin-bottom: 20px;}
}