.footer{background:url("/assets/spruehstoss.jpg") no-repeat center #000;background-size:cover;padding:4rem 0 1.5rem;color:#fff;position:relative;}.footer a:hover{color:#bbb;}.footer__backgroundoverlay{background:rgba(0,0,0,.55);position:absolute;left:0;right:0;top:0;bottom:0;}.footer__container{position:relative;}.footer__mainlogo{width:210px;margin-bottom:2.5rem;}.footer__menu:first-of-type{margin-bottom:1em;}@media (max-width: 55em){.footer__col--nav{margin-bottom:2rem;}}.footer__col--address{flex-grow:1;}.footer__logo{margin-top:2.1rem;display:inline-block;-webkit-transition:color .3s;transition:color .3s;}.footer__logo--koch{width:230px;}.footer__logo--koch:hover{color:#e30613 !important;}.footer__logo--polytec{width:190px;}.footer__logo--polytec:hover{color:#00983a !important;}.footer__logo--polytec-klima{width:190px;}.footer__logo--polytec-klima:hover{color:#007bff !important;}.footer__logo--aircomp{width:190px;}.footer__logo--aircomp:hover{color:#fbba00 !important;}.footer__small{margin-top:3.5rem;display:block;}.footer__firma{font-weight:600;}