Element block pseudo-class :active generated with text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius background display block overflow hidden line-height 1 cursor default padding 20px float none box-sizing content-box margin 0px border 0px rgba(0,0,0,1) solid width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-weight normal z-index auto transform transition height auto font-size 16px position static