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