#home {
    margin: 0 auto;
    width: 80%;/*原始65*/
    min-width: 980px;/*页面顶部的宽度*/
    background-color: rgba(245, 245, 245, 0.7);
    padding: 30px;
    margin-top: 50px;
    margin-bottom: 50px;
   // box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}

body {
    background: rgba(12, 100, 129, 1) url('https://i.loli.net/2019/03/10/5c8482eced02d.jpg') fixed no-repeat;
    background-position: 50% 5%; 
    background-size: cover;
}

.catListTitle {
   /* margin-top: 21px;
    margin-bottom: 10.5px;
    text-align: left;
    border-left: 10px solid rgba(82, 168, 236, 0.8);
    padding: 10px 0 14px 10px;*/
    background-color: rgba(245,245,245,0.3);
}