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