body {
         background-color: #483D8B;
     }

p.trenner {
         font-size: 1.5em;
         background-color: none;
         width: 100%;
         text-align: center;
         }

table {
         border: black 2px solid;
         background-color: red;
         width: 100%;
      }

table.center {
         margin-left: auto;
         margin-right: auto;
         border: black 2px solid;
         background-color: #DC143C;
         width: 80%;
      }

td.center {
         margin-left: auto;
         margin-right: auto;
         border: black 0px solid;
         text-align: center;
      }