Element block pseudo-element :before generated with line-height 1 width 18px height auto font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) display block padding 20px box-sizing content-box font-weight normal border-radius margin 0px border 0px rgba(0,0,0,1) solid overflow hidden z-index auto float none position static transform transition cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) background