Element block pseudo-element :before generated with transform overflow visible margin 0px outline none line-height 1 display block width 300px float none transition position static font-size 16px box-shadow opacity 1 border 0px rgba(0,0,0,1) solid box-sizing content-box border-radius cursor default font-weight normal padding 0px height 300px z-index auto text-shadow 0px 0px 20px rgba(255,255,255, 0.5) background