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