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