Element block pseudo-class :active generated with transition text-shadow box-shadow 0px -1px 0px rgba(255,0,0,1) z-index auto overflow visible cursor default line-height 1 float none font-size 16px padding 0px transform display block width 500px box-sizing content-box border-radius font-weight normal margin 50px height 200px position relative background border 0px rgba(0,0,0,1) solid