Element button pseudo-element :before generated with transition border-radius background cursor pointer height auto line-height normal transform box-shadow 2px 2px 0px rgba(220,220,220,0.7) width auto float none z-index auto overflow visible box-sizing content-box position static font-size 16px display inline-block padding 20px border 1px rgba(255,255,255,1) solid margin 0px font-weight normal text-shadow