.site-header {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.site-logo {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 60px;
}

.site-title {
    font-family: 'Molodost', Cambria, sans-serif;
    font-size: 40px;
    font-weight: 700;
    color: #222;
    text-align: center;
    margin-bottom: 80px;
}

body {
    font-family: 'Molodost', Cambria, sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #FFFFF8;
    flex-wrap: wrap;
    gap: clamp(1rem, 4vw, 3rem);
    padding: 2vw;
}

.my-button-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(1rem, 3vw, 2.5rem);
    flex-wrap: wrap;
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    margin-top: -60px;
}

.my-button {
    color: white;
    border: none;
    padding: 20px 40px 20px 40px;
    height: 350px;
    width: 300px;
    font-size: 18px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    text-align: center;
    text-decoration: none;
}

.my-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    border-radius: 10px;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.my-button::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    z-index: 2;
}

.my-button span {
    position: relative;
    z-index: 3;
    font-weight: bold;
}

.btn-about::before   { background-image: url('images/buttons/about.png'); }
.btn-news::before    { background-image: url('images/buttons/news.jpeg'); }
.btn-service::before { background-image: url('images/buttons/service.jpeg'); }
.btn-memory::before  { background-image: url('images/buttons/memory.jpeg'); }
.btn-struct::before  { background-image: url('images/buttons/structure.jpeg'); }
.btn-contact::before { background-image: url('images/buttons/contacts.jpeg'); }

.my-button:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(-12px);
}

.my-button:hover::before {
    filter: grayscale(0%);
}

.my-button:focus {
    outline: none;
}

.my-button:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .my-button-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 16px 12px;
        margin: 0;
    }

    .my-button {
        width: 340px;
        height: 380px;
        margin: 12px 0;
        padding: 20px 30px 20px 30px;
    }

    .my-button::after {
        height: 70px;
    }

    .site-title {
        font-size: 30px;
        margin-bottom: 16px;
    }

    .site-logo {
        margin-bottom: 30px;
    }

    .my-button::before {
        filter: grayscale(0%);
    }
}

@media (max-width: 1920px) and (min-width: 1367px) {
    .site-title {
        margin-bottom: 20px;
    }

    .my-button {
        height: 350px;
        width: 300px;
    }
}