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