body {
    font-family: Arial, sans-serif;
    background: #aaaaaa;
    padding: 20px;
    max-width: 600px;
    margin: auto;
}

h1, h2 {
    color: #333333;
}

form {
    background: #fff;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 0 5px #ccc;
}

input, textarea {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    padding: 10px 20px;
    background: #0077cc;
    color: white;
    border: none;
    border-radius: 5px;
}

button:hover {
    background: #005fa3;
}

.eintrag {
    background: #fff;
    margin-bottom: 15px;
    padding: 10px;
    border-left: 5px solid #0077cc;
    border-radius: 5px;
}

.ok {
    background: #d4edda;
    padding: 10px;
    color: #155724;
    border-radius: 5px;
}