.sidebar{position:fixed;top:0;left:0;height:100vh;width:300px;background-color:#fff;z-index:1040;box-shadow:0 0 10px rgba(0,0,0,.1);transition:transform .4s ease,opacity .4s ease}.app-shell-content{min-width:0;min-height:0;transition:margin-left .4s ease,width .4s ease}.app-shell-content-shifted{margin-left:300px;width:calc(100% - 300px)}