Element block pseudo-class :active generated with box-sizing content-box z-index auto line-height 1 border 0px rgba(0,0,0,1) solid width 80% float none overflow hidden display block background padding 20px border-radius transform margin 10% cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-weight normal height auto font-size 16px transition