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