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