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