Element button pseudo-element :before generated with height auto position static transform padding 7px box-sizing content-box outline none z-index auto background line-height 1 float none width 160px margin 0px display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px border 0px rgba(0,0,0,1) solid border-radius font-weight normal overflow hidden cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition opacity 1