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