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