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