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