div.tvsopra {
        position: fixed;

        /* Centra verticalmente */
        top: 0px;
		left: 75px;
		z-index: 2;

      }
	  
div.tvsotto {
        position: fixed;

        /* Centra verticalmente */
        top: 484px;
		left: 75px;
		z-index: 2;

      }
	  
div.tabac {
        position: fixed;

        /* Centra verticalmente */
        top: 0px;
		left: 0px;
		z-index: 1;

      }