Element block pseudo-element :before generated with z-index auto transform transition margin 0px line-height 1 box-shadow overflow visible padding 0px border-radius outline none height 300px cursor default font-size 16px display block position static opacity 1 border 0px rgba(0,0,0,1) solid background box-sizing content-box text-shadow 1px 1px 0px rgba(0,0,0,0.25) float none font-weight normal width 300px