@media only screen and (min-width : 0px) and (max-width :960px) {
    .contain{
        width: 100%;
    }
    
}
@media only screen and (min-width : 0px) and (max-width :610px) {
    nav{
        display: none;
    }
    #menuBtn{
       display: block;
        
    }
    #loginBtn{
       display: block;
    }
    #olb{
        display: none;
    }
    #leftBanner,#rightBanner{
        width: 50%;
    }
	#logos{
		display: block;
	}
	.promo_boxes{
		display: block;
	}
	.box{
		width: auto;
	}
}