::-webkit-scrollbar{display:none}#app{-ms-overflow-style:none;scrollbar-width:none}.hide{position:absolute;left:0;right:0;height:100vh;background-image:url(https://static.v2ex.com/tiles/cake.jpg),url(https://v2ex.com/static/img/shadow.png);background-repeat:repeat,repeat-x;box-shadow:inset 0 0 0 100vh hsla(0,0%,100%,.28);filter:blur(2px)}