#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center}.nav-side-layout{overflow:auto;position:fixed;top:0;width:var(--nav-bar-width);height:100%;background-color:var(--nav-side-bg-color);color:var(--nav-side-color)}.nav-side-layout .toggle-btn{display:none}