h1{
    color: red;
    background-color: black;
    border-color: blue;
    border-style: solid;
    border-width: 3px;
    }
p{  color: rgb(0, 0, 0) ;
    background-color : rgb(255, 255, 255);
    font-family: Arial, Helvetica, sans-serif;
    border-color:  red;
    border-style: dotted;
    border-width: 1.5px;
    }       
    
h2{ border-color: green;
    border-style: dashed;
    border-width: 6px;}
a{border-color: black;
    border-style: inset;
    border-width: 1mm;
    
  }
  a:visited{color: rgb(52, 52, 52);
  text-decoration: underline ;
text-decoration-color: rgb(52, 52, 52);}
    *{
        margin:0;
        padding:0;
      }
      
      .seite {
        width: 850px;
        margin: 0 auto;
        height:100%;
      }
      
      .kopfbereich {
        background-color:lightblue;
      }
      
      .inhalt {
        background-color: lightgreen;
        margin-left: 150px;
        margin-right: 150px;
        height:100%;
      }
      
      .steuerung {
        float: left;
        width:150px;
        background-color: yellow;
        height:100%;
      }
      
      .spalterechts {
        float: right;
        width:150px;
        background-color: orange;
        height:100%;
      }
      
      .fussbereich {
        clear: both;
        background-color:lightblue;
      }