body, input, button{ font-family: 'NanumSquare'; } body{ padding: 0px; border: 0px; margin: 0px; background-color: brown; } a{ text-decoration: none; } a:visited{ color: black; } .container{ max-width: 1000px; margin: auto; } .fluid{ width: 100%; } img{ max-width: 100%; max-height: 100%; } #mainslide, #mainslide .swiper-slide{ width: 100%; height: 417px; } #mainslide img{ height: 100%; } @media(max-width: 1030px){ .container{ margin: 0px 1.5vw; } #mainslide, #mainslide .swiper-slide{ height: 41.6666vw; } }