.fl {
    float: left;
  }
  .fr {
    float: right;
  }
  .clrfix {
    zoom: 1;
  }
  .clrfix:after {
    content: "";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
    overflow: hidden;
  }
  
  ul li {
      margin-right: 10px;
  }