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