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