body{
              font-family: Arial, sans-serif;
              background-color: aquamarine;
              padding: 20px;
              width: 800px;
       }

         h1{
              color: darkblue;
              font-size: larger;
              text-align: center;
              text-decoration: underline;
         }
         h2{
              color: purple;
              font-size: large;
              text-align: center;
              text-decoration: underline;
         }
       table {
           width: 800px;
           
       }
        #number {
            width:20%;
        }