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