.content_1_koloms_bg {
    -webkit-background-size: contain;
    background-size: contain;
    padding: 180px 0;
    background-repeat: no-repeat;
    background-position: right top;
}

@media (max-width:767px)
{
	.content_1_koloms_bg{
		padding: 55px 0;
		-webkit-background-size: cover;
		background-size: cover;
		background-repeat: no-repeat;
		background-position: right top;
		position: relative;
		z-index: 1;
	}
	
	.content_1_koloms_bg:before{
		content: "";
		background: rgba(255,255,255,0.5);
		position: absolute;
		left: 0;
		top: 0;
		width: 100%;
		height: 100%;
		z-index: -1;
	}
}

@media (min-width:768px) and (max-width:991px)
{    
    .content_1_koloms_bg{
		padding: 90px 0;
	}
}

@media (min-width:992px) and (max-width:1199px)
{
	.content_1_koloms_bg{
		padding: 90px 0;
	}
}