Element block pseudo-class :active generated with opacity 1 font-weight normal box-sizing content-box overflow visible transition box-shadow 5px 5px 8px rgba(0,0,0,0.4) margin 0px padding 0px outline none cursor default text-shadow z-index auto float none border-radius transform position static width 100px font-size 100% height 0px line-height normal border 50px rgba(0,0,0,0) solid display block background