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