Element button pseudo-element :before generated with width auto transition opacity 1 display inline-block outline none background font-size 18px border-radius box-shadow -5px 10px 91px rgba(0,0,0,0.4) margin 10px border 1px rgba(0,0,0,1) solid height auto text-shadow z-index auto padding 28px line-height normal float none font-weight normal position static overflow visible box-sizing content-box transform cursor pointer