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