Element block pseudo-element :before generated with float none height 300px box-shadow margin 0px padding 0px display inline-block text-shadow 0px 0px 9px rgba(20,255,20,0.7) opacity 1 width 300px transform transition border 0px rgba(0,0,0,1) solid background line-height 1 border-radius box-sizing content-box position static font-weight normal outline none z-index auto overflow visible cursor default font-size 16px