body {}
#body {font-size:inherit; display: -webkit-box; display: -ms-flexbox; display: flex; background: #fff; }

#body > aside {-webkit-box-flex: 0; -ms-flex: 0 1 320px; flex: 0 1 320px; min-width: 320px; background: #515b68; position: relative; z-index: 1000;}
nav.form-inline.position-fixed {top:0; background: #fff; border-bottom: 1px solid #ddd; width: 75%; right: 0; padding: 1rem;}

#left-menu ul {display:block; margin:0; padding:0;}
#left-menu ul li {display:block; margin:0; padding:0;}
#left-menu ul li a {display:block; margin:0; padding:.5rem; color:#fff; transition:.3s;}
#left-menu ul li a:hover {background:#000; text-decoration:none;}
#left-menu ul li a i {margin-right:.5rem; transition:.3s;}
#left-menu ul li a:hover i {margin-right:1rem;}
#left-menu ul ul {margin-left:2rem;}
#left-menu ul ul li {border-left:1px dotted #ddd; border-bottom:1px dotted #ddd;}