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