Element button pseudo-element :before generated with transition text-shadow 1px 1px 0px rgba(255,255,255,0.66) border 1px #b7b7b7 solid height auto transform box-sizing content-box line-height normal z-index auto position static cursor default padding 20px background border-radius font-size 16px float none width auto display inline-block font-weight normal overflow visible box-shadow 2px 2px 2px rgba(0,0,0,0.2) margin 0px