.btn-contacto{
 		background-color: #ff0000;
 		padding: 10px 15px;
 		border-radius: 30px;
 		color: white;
 	}

 	.rborder{
 		border-bottom: 3px solid #ff0000;
 	}
 	.resaltado{
 		font-weight: 700;
 	}

 	.listUs li{
 		list-style: disc;
 		padding-left: 10px;
 		margin: 0;
 	}
 	.listUs{
 		padding-left: 40px;
 	}


 	
 	.ttl1{
 		font-size: 3rem;
 		font-weight: 700;
 		line-height: 1.1em;
 	} 	
 	.txt1{
 		font-size: 1.3rem;
 		line-height: 1.2em;
 	}
 	.us-1st-section{
		padding-top: 7rem;
		height: 20vh;
 	}

 	.us-2st-section{
		height: 70vh;
		padding-top: 5rem;
 	} 	

 	@media (max-width: 860px ) {
 		.ttl1{
	 		font-size: 3rem;
	 		line-height: 1em;
	 	} 
	 	.us-1st-section{
			padding-top: 7rem;
			height: 15vh;
	 	} 
	 	.us-2st-section{
			height: 100vh;
			padding-top: 5rem;
 		}
 		.btn-contacto{
 			margin-top: 5rem;
	 	} 		
 	}