@charset "utf-8";

#cover {
    background: url(http://img1.daumcdn.net/thumb/R1920x0/?fname=http%3A%2F%2Fcfile26.uf.tistory.com%2Fimage%2F99AC4F375BFA9ED8226D75) 50% 50% no-repeat;
    background-size: cover
}

@media all and (max-width: 760px) {
    #cover {
        background-image: url(http://img1.daumcdn.net/thumb/R1920x0/?fname=http%3A%2F%2Fcfile8.uf.tistory.com%2Fimage%2F99AB47375BFA9ED922F44B)
    }
}