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