body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Arial', sans-serif;
    background: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.container {
    width: 90%;
    max-width: 450px;
    margin: 20px auto;
    padding: 20px;
}

.logo {
    width: auto;
    max-width: 250px;
    height: auto;
    margin-bottom: 20px;
}

h1 {
    color: #333;
    font-size: 2em;
    margin-bottom: 10px;
}

p {
    color: #666;
    font-size: 1em;
    margin-bottom: 20px;
}

#signup-form {
    display: flex;
    flex-direction: column;
}

#signup-form input[type=email], #signup-form button {
    padding: 15px;
    margin-bottom: 10px;
    border: none;
    border-radius: 4px;
    width: calc(100% - 30px); /* Make input and button the same width */
    box-sizing: border-box; /* Include padding in the width */
}

#signup-form button {
    background: #007bff;
    color: white;
    cursor: pointer;
}

#signup-form button:hover {
    background: #0056b3;
}

@media (max-width: 600px) {
    .container {
        margin: 10px auto;
        padding: 10px;
    }

    .logo {
        max-width: 50%;
    }

    h1 {
        font-size: 1.5em;
    }

    #signup-form input[type=email], #signup-form button {
        padding: 12px;
        width: calc(100% - 24px); /* Adjust width for smaller padding on mobile */
    }

    p {
        font-size: 0.9em;
    }
}

.notification {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #28a745;
    color: white;
    padding: 10px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    z-index: 1000;
}

.notification.show {
    display: block;
}