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