/* sponsor.css */
#sponsor-box {
    position: fixed;
    bottom: 10px;
    right: 10px;
    width: 150px;
    background-color: var(--background-color);
    border: 2px solid var(--sponsor-color);
    padding: 0.5em;
    box-sizing: border-box;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 8px;
}

#sponsor-box h3 {
    color: var(--secondary-color);
    font-size: 1em;
    font-weight: var(--font-weight-bold);
    margin-top: 0.1em;
    margin-bottom: 0.5em;
    text-align: center;
}

#sponsor-box h3:hover {
    color: #388e3c;
}

.sponsor-logos a {
    display: block;
    margin-bottom: 0.5em;
    transition: all 0.3s ease;
}

.sponsor-logos img {
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    filter: grayscale(100%);
}

.sponsor-logos a:hover img {
    filter: grayscale(0);
    transform: scale(1.1);
}