CSS0011： DIV背景图片样式 body添加全屏背景图片

1，

    /* background-color: #f10a91; */
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    background-image: url("public/imgs/ui/houShowN.png");

 

 

2，给body添加全屏背景图片，自适应拉伸

        body{

            /* color: #F2850A; */
            /* background-color: #25374C; */
            /* width: 100vw;
            height: 100vh;
            background-image: url('page/images/bg.png');
            background-size: 100% 100%; 
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden; */

            background: url('page/images/bg.png') no-repeat;
            background-size: 100% 100% ;
            background-attachment: fixed;
            
        }