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