Element button pseudo-element :before generated with overflow visible float none border-radius cursor pointer z-index auto display block transform text-shadow -1px -1px 0px rgba(15,73,168,0.66) padding 20px font-size 16px border 1px #018dc4 solid margin 0px width auto line-height normal height auto font-weight normal transition position fixed background box-shadow 2px 2px 2px rgba(0,0,0,0.2) box-sizing content-box