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