Element button pseudo-element :before generated with overflow visible position static background transform box-sizing content-box display inline-block padding 20px box-shadow 2px 2px 2px rgba(0,0,0,0.2) margin 0px transition text-shadow width auto line-height normal font-size 16px border-radius cursor default font-weight normal height auto float none border 1px #b7b7b7 solid z-index auto