Element block pseudo-element :before generated with box-sizing content-box border 5px rgba(0,0,0,1) solid float none height auto position static display block margin 0px z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform padding 20px transition cursor default width 600px line-height 1 background font-size 16px overflow hidden border-radius font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2)