@media screen and (max-width: 810px) {

.bg-vid {
       position: relative; 
    }

}
@media screen and (max-width: 500px) {
.blc{
    opacity: 0%!important;
  }
  #bildLogo{
    opacity: 0%!important;
   
  }
  #videostart{
     background-position-y: -190px!important;
  }
}

@media screen and (max-width: 375px) {
  #headerFirma {
    font-size: 13px!important; 
  } 
 .bg-vid {
        display: none; 
    }

  .bg-vid2 {
  	display:block; /* Sicherstellen, dass das Video sichtbar ist */
	
	  top: 0;
	  left: 0;
	  min-width: 100%;
	  min-height: 100%; 
	}
	  /*#videostart{
  	background-image: url("../img/poster2.jpg");
  	background-repeat: no-repeat;
  }*/
  

}