.responsive-img {
    max-width: 100%; 
	display: block; 
	height: auto;    /* behält Seitenverhältnis *//* Portrait tablet to Landscape and desktop */
}

/* Portrait tablet to Landscape and desktop */
@media (max-width: 900px) { 
	.nav-collapse .nav{float: Left !important; margin-top: 3px !important; }
	.service .desc { width: 55%}
	.contact-form .input-xlarge {width: 200px !important}
}
 
/* Landscape phone to portrait tablet */
@media (max-width: 767px) {  
	.nav-collapse .nav{float: Left !important; margin-top: 3px !important; }
	.service .desc { width: 55%}
	#hero {
		padding: 0px !important;
	}
	#hero .block {
		margin-top: 0px !important;
	}
}
 
/* Landscape phones and down */
@media (max-width: 480px) { 	
	.nav-collapse .nav{float: Left !important; margin-top: 3px !important;}
	.service .desc { width: 60%}
	#hero {
		padding: 0px !important;
	}
	#hero .block {
		margin-top: 0px !important;
	}
}