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