body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    background-color: #f4f4f9; 
    color: #333;
}


h1 {
    color: #1e3d59; 
    border-bottom: 2px solid #aac4e0;
    padding-bottom: 10px;
    margin-top: 0;
}


form {
    background-color: #fff;
    padding: 20px;
    border: 1px solid #d0dbe5;
    border-radius: 6px;
    max-width: 600px;
    margin-top: 20px;
}


label {
    display: block;
    margin-bottom: 15px;
    font-weight: bold;
}

input[type="text"],
textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #bfc9d6;
    border-radius: 4px;
    box-sizing: border-box;
}


button {
    background-color: #2a73cc;
    color: #fff;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}

button:hover {
    background-color: #195aa7;
}


a {
    margin-left: 10px;
    color: #2a73cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}


.error {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
}


@media (max-width: 640px) {
    body {
        padding: 10px;
    }
    form {
        padding: 15px;
    }
}