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