#app{min-height:100vh}#ysf{position:fixed;right:30px;bottom:260px;border-radius:8px;cursor:pointer;box-shadow:0 6px 10px 0 rgba(0,0,0,.25);z-index:999}#ysf:hover{opacity:.9}#help{position:fixed;right:30px;bottom:200px;border-radius:8px;cursor:pointer;box-shadow:0 6px 10px 0 rgba(0,0,0,.25);z-index:999}#help:hover{opacity:.9}