Element block pseudo-element :after generated with margin 0px background cursor default width 300px float none font-weight normal border-radius box-sizing content-box opacity 1 box-shadow 3px 3px 4px rgba(0,0,0,0.4) overflow visible text-shadow transform outline none padding 0px line-height 1 transition z-index auto font-size 16px display block border 2px rgba(0,150,255,0.91) solid position static height 300px