#masthead{background-image:url("https://603168-1953132-raikfcquaxqncofqfm.stackpathdns.com/wp-content/uploads/study-ccna.webp");background-repeat:no-repeat;background-position:center center}@media only screen and (max-width:767px){#page #masthead{background-position:center top;background-size:100% auto;padding-top:40px}}