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