Element button pseudo-element :before generated with margin 0px transition box-sizing content-box width 160px position static border 0px rgba(0,0,0,1) solid box-shadow 5px 5px 8px rgba(0,0,0,0.4) text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px border-radius line-height 1 transform z-index auto overflow hidden background padding 20px float none font-weight normal cursor default display block height auto