Element block pseudo-element :before generated with box-sizing content-box z-index auto margin 0px border-radius float none transform height 300px position static box-shadow 0px 0px 6px rgba(0,0,0,0.5) overflow visible border 0px rgba(0,0,0,1) solid width 300px outline none display block font-size 16px opacity 1 transition line-height 1 padding 0px background font-weight normal text-shadow cursor default