Element button pseudo-element :before generated with background height auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) overflow hidden border-radius font-weight normal transition display block box-sizing content-box cursor default line-height 1 padding 20px font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px float none position static transform border 0px rgba(0,0,0,1) solid z-index auto width 160px