/* 公用scss */
div,h1,h2,h3,h4,h5,h3,body,html,ul,li,p{margin: 0;padding: 0;}
a{text-decoration: none;}
li{list-style:none;} 
/*css初始化完成*/ 
html,body{
    width: 100%;
    height: 100%;
    // overflow: hidden;
}