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