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