.center {
    text-align: center;
 
 }
 h1.green {
     color: green;
 }
 .h2Uberschrift1{
     text-align: center;
     color: rgb(17, 236, 210);
     color: rgb(0, 76, 255);
      text-decoration-line:underline;
      text-decoration-color: rgb(0, 242, 255); 
      text-decoration-style:double;
 }
 h1.outset{
     border-style: outset;
     border-color: greenyellow;
 }
 .imgDiv {
    display: flex;
    justify-content: center;
 }
 
 .mainueberschrift{
    text-align: center;
    color: green;
    background-color: chartreuse;
 }
 .redword{
    color: rgb(207, 13, 13);
 }
 .h2Uberschrift2{
     text-align: center;
     color: rgb(1, 167, 4);
 }

 .waved-underline{
    text-decoration-line: underline;
     text-decoration-style: wavy;
     text-decoration-color: black;        
 }
 .h2Uberschrift3{
    color: rgb(113, 6, 170);
 }
 .h2Uberschrift4{
    color: rgb(233, 150, 6);
    text-align: center;
 }

 .h2Uberschrift5{
    color: rgb(22, 191, 112);
    text-align: center;
 }     

 .double-underline{
     text-decoration-color: black;
     text-decoration-style: double;
     text-decoration-line: underline;
 }

 .imgDiv2 {
    display: flex;
    
 }

 .button_center{
    text-align: center;

 }
  

.background1{
   background-image: url('img/background1.jpg');
   background-repeat: no-repeat;
   background-size: cover;

}