/* The supplied 1920 x 480 JPEG is served unchanged. Both image dimensions are
   intrinsic hints only; height:auto keeps every pixel visible at any width. */
.competition-banner,
img.banner {
    display: block;
    width: calc(100% - 2rem);
    max-width: 1280px;
    margin: 0 auto 1.5rem;
}

.competition-banner img,
img.banner {
    height: auto;
    max-height: none;
    object-fit: contain;
}

.competition-banner img {
    display: block;
    width: 100%;
}

.competition-login-page {
    width: 100%;
}

.competition-login-page main {
    display: flex;
    justify-content: center;
}

.competition-login-page .form-signin {
    width: 100%;
    max-width: 800px;
}

.competition-login-page .main-login {
    max-width: calc(100% - 0.5rem);
}

@media (max-width: 575.98px) {
    .competition-banner,
    img.banner {
        width: calc(100% - 1rem);
        margin-bottom: 1rem;
    }
}