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.button Hover me .bg-1 .bg-2
body background-color: #000 .button display: inline-block position: fixed top: 50% left: 50% z-index: 2 border: 2px solid rgba(#fff, 0.6) padding: 20px 32px transform: translate(-50%, -50%) font-family: sans-serif text-transform: uppercase color: rgba(#fff, 0.8) cursor: pointer transition: border-color 0.5s, background-color 0.5s, color 0.5s &:hover background-color: #fff border-color: transparent color: #444 ~ .bg-1 opacity: 0 ~ .bg-2 // To darken the picture I'm using only 70% opacity and // a black background color opacity: 0.7 $bg position: fixed top: 0 left: 0 z-index: 1 width: 100% height: 100% background-repeat: no-repeat background-position: center center transition: opacity 1s .bg-1 @extends $bg background-image: url('//lorempixel.com/g/1920/1200/nature/5/') opacity: 0.6 .bg-2 @extends $bg background-image: url('//lorempixel.com/g/1920/1200/animals/3/') opacity: 0
/* Unfortunately, this method is somewhat impractical as you have to place background elements after the button and set a smaller z-index which requires absolute/fixed positioning. Still, not that big of a deal with only a few elements and it looks cool. --- Changelog: 4/10/2016 * Figured out I wasn't that bright while writing the original code * Cleaned and improved the code * Changed Slim to Jade and Sass to Stylus - not because they're better or anything, I just wanted to * Spent a few minutes to come up with some clever changelog message 12/9/2014 * Made some miscellaneous improvements * Cleaned the code even, even more 9/20/2014 * Improved fallback for larger resolutions * Cleaned the code even more 9/17/2014 * Translated HTML to Slim and CSS to Sass for easier editing * Made some small fixes and removed headers * Fixed the images again 6/7/2014 * Fixed the images */
Also see: Tab Triggers