Element button pseudo-class :active generated with border-radius text-shadow -1px -1px 0px rgba(0,0,0,0.66) height 100% font-weight normal margin 0% overflow visible cursor pointer box-sizing content-box position absolute outline none transform padding 20px transition background border 1px #018dc4 solid box-shadow display inline-block float right line-height 2em opacity 0.20 font-size 1em width 10% z-index auto