body {
    background: #121212;
    color: #ffffff;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
}

h2 {
    color: #ffffff;
}

input, button {
    padding: 10px;
    border-radius: 5px;
    border: none;
    margin: 5px 0;
}

input {
    width: 90%;
    max-width: 350px;
    background: #1e1e1e;
    color: #fff;
}

button {
    background: #06d6a0;
    color: black;
    font-weight: bold;
    cursor: pointer;
}

button:hover {
    background: #04a97d;
}

.container {
    max-width: 500px;
    margin: 0 auto;
    background: #181818;
    padding: 20px;
    border-radius: 10px;
}

a {
    color: #06d6a0;
    text-decoration: none;
}

@media(max-width: 600px) {
    body {
        padding: 10px;
    }
    .container {
        width: 100%;
        padding: 10px;
    }
}