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