body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-image: linear-gradient(to right top, #389904, #4b8806, #488800, #d4e88b, #ffdd93);
}

header {
    background-color: #292b2c;
    color: #ffffff;
    padding: 20px;
    text-align: center;
    width: 100%;
    position: fixed;
    top: 0;
}

header h1, footer p {
    margin: 0;
}

nav ul {
    list-style-type: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav ul li a {
    color: #ffffff;
    text-decoration: none;
}

main {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin: 20px;
    width: calc(100% - 40px);
    max-width: 500px;
    box-sizing: border-box;
}

.logo-container {
    text-align: center;
    margin: 20px 0;
}


.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="number"],
.form-group input[type="submit"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
}

.form-group input[type="submit"] {
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.form-group input[type="submit"]:hover {
    background-color: #45a049;
}

footer {
    background-color: #292b2c;
    color: #ffffff;
    text-align: center;
    padding: 20px;
    position: fixed;
    bottom: 0;
    width: 100%;
}