Element button pseudo-element :after generated with transform line-height normal font-size 16px padding 0px overflow visible background opacity 1 border-radius border 1px rgba(0,0,0,1) solid transition cursor default float none position static box-shadow 5px 0px 2px rgba(0,0,0,0.5) height 300px box-sizing content-box text-shadow margin 0px outline none width 300px font-weight normal display block z-index auto