nav{flex:10%;padding:0;font-family:"Segoe UI",Arial,sans-serif;background-color:#444;height:100%}nav .listing{padding:0;border-radius:0px 10px 10px 0px;height:auto}nav ul{list-style-type:none;margin:0;padding:0}nav li a{display:block;padding:9px 12px 9px 9px;color:#C9C9C9}p{text-align:justify}footer{text-align:right}#maindiv{flex:90%}.flex-container{display:flex}