.header #logo{background:url('https://static.rezonuniversal.com/rezon.png') no-repeat;background-size:contain;height:60px;width:250px;background-position:left center}@media(max-width:991px){.header #logo{width:200px}}@media(max-width:767px){.header #logo{height:40px;width:150px;margin-top:5px}}