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