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