.qsomos{
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
	width:50px;
	height:50px;
	transition: 0.8s;
	border:0;
	left:50%;
  	}

.qsomos:hover{
-moz-transform: scale(1.2);
-webkit-transform: scale(1.2);
-o-transform: scale(1.2);
transform: scale(1.2);
}

.qsomos2{
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
	width:50px;
	height:50px;
	transition: 0.8s;
	border:0;
	left:50%;
  	}

.qsomos2:hover{

-moz-transform: scale(1.2);
-webkit-transform: scale(1.2);
-o-transform: scale(1.2);
transform: scale(1.2);
}

.qsomos3{
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
	width:70px;
	height:70px;
	transition: 0.8s;
	border:0;
	left:50%;
  	}

.qsomos3:hover{

-moz-transform: scale(1.2);
-webkit-transform: scale(1.2);
-o-transform: scale(1.2);
transform: scale(1.2);
}

.li_1{width:30%;margin-left:1%;}
.li_2{width:30%;}

@media (max-width: 600px) and (orientation: portrait) {
.li_1{width:90%;margin-left:10%;}
.li_2{width:90%;margin-left:10%;}
}

@media (max-width: 600px) and (orientation: landscape) {
.li_1{width:90%;margin-left:10%;}
.li_2{width:90%;margin-left:10%;}
}