html{background:url(https://cdn.regelpaneel.nl/mamuko/img/background.jpg) center center no-repeat fixed;-webkit-background-size:cover;-moz-background-size:cover;-o-background-size:cover;background-size:cover}#logo img.responsive{position:absolute;max-width:80%;top:10%;left:10%;pointer-events:none;z-index:-1}#logo img.responsive:empty{top:50%;left:50%;-webkit-transform:translate(-50%,-50%);-moz-transform:translate(-50%,-50%);-ms-transform:translate(-50%,-50%);-o-transform:translate(-50%,-50%);transform:translate(-50%,-50%)}@media screen and (orientation:portrait){img.responsive{max-width:90%}}@media screen and (orientation:landscape){img.responsive{max-height:90%}}