ul               {
                            list-style-type: circle;
                            }
          
          
           table, tr, th,td {
                            border: 2px solid black;
                            border-collapse: collapse;
                            font-family: serif;
                            }
           th, td           {
                            height: 45%;   
                            width: 5%;
                            text-align: center;
                            }
      th,tr:nth-child(even) {
                            background color: rgb(0,153,102);;
                            }
         table
                            {
                            background: rgb(0,153,102)
                            }