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