Element block pseudo-element :before generated with width auto transform border 1px #b7b7b7 solid overflow visible box-sizing content-box box-shadow 2px 2px 2px rgba(0,0,0,0.2) padding 20px transition text-shadow 1px 1px 0px rgba(255,255,255,0.66) z-index auto border-radius line-height normal background display inline-block font-weight normal font-size 16px cursor default float none margin 0px height auto position static