Element block pseudo-element :after generated with box-shadow 1px 1px 1px rgba(0,0,0,0.3) opacity 0.72 z-index auto width 300px border 0px rgba(0,0,0,1) solid background padding 14px position relative box-sizing content-box line-height 1 margin 10px display inline-block float none border-radius height auto font-weight normal transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default font-size 15px overflow hidden transform