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

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

.container {
    width: 80%;
    margin: 0 auto;
    max-width: 1200px;
}

header {
    background-color: #333;
    color: white;
    padding: 20px 0;
    text-align: center;
}

header h1 {
    margin-bottom: 10px;
    font-size: 2.5rem;
}

header p {
    font-size: 2rem;
}

.about {
    background-color: #fff;
    padding: 30px 0;
    margin: 20px 0;
    text-align: center;
}

.about h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.about p {
    font-size: 1.1rem;
}

.download {
    background-color: #333;
    color: white;
    padding: 30px 0;
    text-align: center;
}

.download h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.download p {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.download-btn {
    background-color: #28a745;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    font-size: 1.1rem;
    border-radius: 5px;
    transition: background-color 0.3s;
}

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

footer {
    background-color: #333;
    color: white;
    padding: 10px 0;
    text-align: center;
    margin-top: 40px;
}

footer p {
    font-size: 1rem;
}