Element block pseudo-class :active generated with border-radius padding 20px overflow hidden margin 3px z-index auto font-size 16px line-height 1 float none cursor default background box-sizing content-box transition display block transform position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto width 160px border 10px rgba(0,0,0,1) solid