Element button pseudo-element :before generated with padding 20px overflow hidden outline none border 0px rgba(0,0,0,1) solid border-radius display inline-block text-shadow 1px 1px 0px rgba(140,140,140,0.6) cursor pointer transition box-sizing border-box float left transform width auto line-height 180% font-weight normal height auto position relative background z-index auto font-size 45px margin auto box-shadow opacity 1