Element button pseudo-class :active generated with background position static z-index auto transition box-shadow 2px 2px 2px rgba(0,0,0,0.2) margin 13em padding auto cursor progress line-height normal font-size 22px float none border-radius width 6em font-weight bold border 1px #018dc4 solid transform display inline-block height 3em text-shadow -1px -1px 0px rgba(15,73,168,0.66) box-sizing content-box overflow visible