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