.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    user-select: none;
}

@media (min-width: 768px) {
    .bd-placeholder-img-lg {
        font-size: 3.5rem;
    }
}

.main-box {
    width: 80%;
    height: 300px;
    border-radius: 21px 21px 0 0;
    overflow: hidden;
}

.main-box-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.background-image {
    background-image: url('images/background.jpg');
    background-size: cover;
    background-position: center;
}

.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: none;
    z-index: 1000;
}

.sponsors-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.sponsors-container h2 {
    margin: 0;
}

.sponsors-container img {
    max-height: 80px;
    padding: 0 15px;
}

.small-font {
    font-size: 12px;
}