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