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