menu.css

* {
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Concert One', cursive;
    font-size: 13px
  }
  
  .header, .footer {
    background-color:rgb(18, 18, 98);
    color: white;
    padding: 60px;
  }
  
  .column {
    float: left;
    padding: 30px;
  }
  
  .clearfix::after {
    content: "";
    clear: both;
    display: table;
  }
  
  a{
    color:white;
  }
  
  .menu {
    width: 50%;
  }
  
  .content {
    width: 50%;
  }
  
  .menu ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
  }
  
  .menu li {
    padding: 8px;
    margin-bottom: 8px;
    background-color: rgb(18, 18, 98);
    color: #ffffff;
  }
  
  .menu li:hover {
    background-color: rgb(18, 18, 98);
  }