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