#header-img{
        width:300px;
      }
                /* For desktop: */
      .col-1 {width: 8.33%;}
      .col-2 {width: 16.66%;}
      .col-3 {width: 25%;}
      .col-4 {width: 33.33%;}
      .col-5 {width: 41.66%;}
      .col-6 {width: 50%;}
      .col-7 {width: 58.33%;}
      .col-8 {width: 66.66%;}
      .col-9 {width: 75%;}
      .col-10 {width: 83.33%;}
      .col-11 {width: 91.66%;}
      .col-12 {width: 100%;}

      }
      #buy-on-amazon{
        background-color: #0000Ff;
           }
      .body{
        font-family:sams-serif;
           }
      .nav-link{
        padding: 7px;
        margin: 50px;
         }
      .section{
        padding-bottom: 10px;
           }
      .flex-container > div {
        background-color: white;
        width: 100px;
        margin: 20px;
        line-height: 30px;
        font-size: 20px;
           }
       #buy-on-amazon{
         background-color: #7FFFD4;
       }
       .header-cont{width:100px; position:fixed; top:0px;
       }