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