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