body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
}

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: black;
    overflow: hidden;
}

.logo {
    position: relative;
    z-index: 2;
    max-width: 60%;
    width: 100%;
    height: auto;
}

.bg-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0;
    transform: scale(1);
    transition: opacity 2s ease, transform 7s ease;
    z-index: 1;
    filter: brightness(0);
}

.bg-slide.fade-in {
    opacity: 1;
    transform: scale(1.1);
    filter: brightness(1);
    transition: opacity 2s ease, transform 7s ease, filter 2s ease;
}

.top-right-button {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10;
    display: block;
    width: 50px;
    height: 50px;
    cursor: pointer;
}

.top-right-button img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}