@media (min-width: 1200px) 	{
				
				body	{
    					grid-template-columns: 180px 1fr 1fr 20px;	
    					grid-template-rows: 30px 1fr auto;
					display: grid;
					margin-top: 1vh;
					margin-bottom: 1vh;
					max-width: 1200px;
					height: 98vh;
					}

				kopf 	{
					grid-column: 1 / span 4;
					grid-row:    1;	
					}					

				header {
					display: none;
					}

				menue_oben {
					   display: none;
	      				    }

				menue_links {
					grid-column: 1;
					grid-row:    2;
					
					}

				
				spalte1 	{
						grid-column: 2;
						grid-row:    2;
						border: double orange 1.5em;
  						border-image: url("../images/buchlinksneu.jpg") 200 round;
						
					}

				spalte2 	{
						grid-column: 3;
						grid-row:    2;
						border: double orange 1.5em;
  						border-image: url("../images/buchrechtsneu.jpg") 200 round;
						
					}

				spalte3 {
						display: none;
					}

				warenkorb {
					grid-column: 4;
					grid-row:    2;
					}


				footer {
					grid-column: 1 / span 4;
					grid-row:    3;	
					}

				#warenkorb_klein{
						display: none;	
						}

				.stuecktitelmobil{
						display: none;	
						}

				.stuecktitelstuecklistemobil{
						display: none;	
						}
				.stuecktitelstuecklistemobil_markiert{
						display: none;	
						}

				.stuecktitelstuecklisteneuerscheinung1mobil{
						display: none;	
						}



				.stueckwarenkorbmobil{
						display: none;	
						}

				.backlinkmobil{
						display: none;	
						}

				#menue_unten
	   				{
					float: right;
					font-size: 1.0em;
					margin-right: 10px;
					font-weight: bold;
					}
					
				button[type="stueckaktion"] 	
					{
					margin-right:8px;
					}
					
				button[type="backlink"] 	
					{
					font-size: 1.0em;
					}

				}




@media (max-width: 1200px) 	{
				body	{
    					grid-template-columns: 1fr;	
    					grid-template-rows: auto  auto  1fr auto;
					display: grid;
					max-width: 800px;
					height: 100vh;
					}

				kopf    {
					display: none;	
					}

				header {
					grid-column: 1;
					grid-row:    1;
					}

				menue_oben {
					grid-column: 1 ;
					grid-row:    2;	
					
					}

				menue_links {
					display: none;					
					}


	
				spalte1 	{
						display: none;								
						}

				spalte2 	{
						display: none;
						}

				spalte3	        {
						grid-column: 1;
						grid-row:    3;
						}

				warenkorb {
					display: none;
					}

				.stuecktitel{
						display: none;	
						}

				.stuecktitelstueckliste{
						display: none;	
						}
				.stuecktitelstueckliste_markiert{
						display: none;	
						}

				.stuecktitelstuecklisteneuerscheinung1{
						display: none;	
						}

				
				.kapitel{
						display: none;	
						}
						
	
						

				#menue_unten
	   				{
					float: right;
					font-size: 0.8em;
					margin-right: 3px;
					font-weight: bold;
					}



				footer {
					grid-column: 1;
					grid-row:    4;	
					}
					
				button[type="stueckaktion"] 	
					{
					margin-right:3px;
					}

				button[type="backlink"] 	
					{
					font-size: 0.9em;
					}

				}