/* Общие стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

header {
    background-color: #1a1a1a;
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo img {
    max-width: 120px;
}

header nav ul {
    display: flex;
    gap: 20px;
}

header nav a {
    color: white;
    font-weight: bold;
    text-transform: uppercase;
}

/* Главная секция */
.hero {
    background-color: #0078d4;
    color: white;
    text-align: center;
    padding: 60px 20px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.hero .btn-primary {
    padding: 10px 20px;
    background-color: #ff6f00;
    color: white;
    font-weight: bold;
    border: none;
    cursor: pointer;
    border-radius: 5px;
}

.hero .btn-primary:hover {
    background-color: #e65c00;
}

/* Страница о сборке */
.about {
    padding: 40px 20px;
    background-color: #fff;
    text-align: center;
}

.about h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about h2 {
    font-size: 2rem;
    margin-top: 20px;
}

.about ul {
    margin-top: 10px;
    font-size: 1.1rem;
}

.about .btn-download {
    padding: 12px 30px;
    background-color: #28a745;
    color: white;
    font-weight: bold;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 20px;
}

.about .btn-download:hover {
    background-color: #218838;
}

/* Секция загрузки на главной */
.download {
    padding: 40px 20px;
    text-align: center;
    background-color: #f9f9f9;
}

.download .btn-download {
    padding: 15px 40px;
    background-color: #28a745;
    color: white;
    font-weight: bold;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1.2rem;
}

.download .btn-download:hover {
    background-color: #218838;
}

/* Подвал */
footer {
    background-color: #1a1a1a;
    color: white;
    text-align: center;
    padding: 20px;
    position: relative;
    bottom: 0;
    width: 100%;
}