#widget_my_zzk {padding-bottom:15px;}
#home:before {
    content: '';
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: -2;
    background: url(https://blogcdn.luojiasan.com/wp-content/uploads/2020/07/130796-106.jpg);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 1;
    transition: opacity .5s ease;
}
body{color:black;}