Element block pseudo-element :before generated with padding 0px box-sizing content-box outline none box-shadow 7px 2px 2px rgba(0,0,0,0.3) display block margin 0px transform float none font-weight normal text-shadow position static overflow visible cursor default line-height 1 z-index auto font-size 16px border 0px rgba(0,0,0,1) solid border-radius width 300px height 300px transition opacity 1 background