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