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