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