*{ margin: 0; padding: 0; box-sizing: border-box; }

  body {
    isplay: flex;
    justify-content: center;
    align-items: center;
  }
  
        img {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
}

 
        a{
            text-decoration:none;
            color:black;
             
        }
 
 
        
        .bg1{
            background-image:url("11.jpg");
            background-size:cover;
            background-repeat : no-repeat;
            background-position:center,center;
            }
            
             
 
        
        .bg2{
            background-image:url("22.jpg");
            background-size:cover;
            background-repeat : no-repeat;
            background-position:center,center;
            }
            
             
 
        
        .bg3{
            background-image:url("33.jpg");
            background-size:cover;
            background-repeat : no-repeat;
            background-position:center,center;
            }