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