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