body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    display: flex;
    justify-content: center;
    padding: 20px;
    flex-direction: column;
}

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

.logo-container img {
    max-width: 400px;
    width: 70%;
}

.container {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #2c3e50;
    text-align: center;
}

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

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type="text"],
input[type="email"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.bank-section {
    background: #f9f9f9;
    padding: 15px;
    border-left: 4px solid #777;
    margin: 20px 0;
}

.consent-box {
    font-size: 0.9em;
    margin-top: 15px;
}

button {
    background: #d00006;
    color: white;
    border: 2px solid #d00006;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    font-size: 16px;
    margin-top: 12px;
}

button:hover {
    background: #f7353b;
}

.alert {
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid transparent;
    border-radius: 4px;
}

.alert-success {
    color: #3c763d;
    background-color: #dff0d8;
    border-color: #d6e9c6;
}

.alert-danger {
    color: #a94442;
    background-color: #f2dede;
    border-color: #ebccd1;
}

.sepa-info {
    font-size: 0.85em;
    color: #7f8c8d;
    margin-bottom: 15px;
}

footer {
    background-color: #222;
    color: white;
    font-size: 16px;
    padding: 1em;
    letter-spacing: 1px;
    margin-top: 1em;
    text-align: center;
}

footer a {
    color: white !important;
}

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

    .logo-container img {
        width: 90%;
        max-width: 300px;
    }

    .container {
        padding: 20px;
        border-radius: 6px;
        box-sizing: border-box;
    }

    h1 {
        font-size: 20px;
    }

    input[type="text"],
    input[type="email"],
    button {
        font-size: 16px;
    }

    .bank-section {
        padding: 12px;
        margin: 15px 0;
    }

    footer {
        font-size: 14px;
        line-height: 1.5;
        padding: 1em 0.75em;
    }

    footer .sep {
        display: block;
        visibility: hidden;
        height: 0.25em;
    }

    footer a {
        display: inline-block;
        margin-top: 0.25em;
    }
}