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