body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    color: #fff;
    background: #121212;
    overflow: hidden;
}

.container {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

/* Schlichter, moderner Hintergrund */
.background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #be8126, #f7d385);
    z-index: -1;
}

.content {
    z-index: 1;
}

.content h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

/* Allgemeine Button-Stile */
.btn, button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1rem;
    color: white;
    text-decoration: none;
    background-color: #4a4a4a;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.btn {
    margin-top: 20px;
    border-radius: 25px;
    color: #ff9d4d;
}

.btn:hover, button:hover {
    background-color: #2a2a2a;
    transform: scale(1.05);
}

/* Überschreibung für den Login-Button */
button {
    width: 100%;
    background-color: #007bff;
}

button:hover {
    background-color: #0056b3;
}

.clock {
    margin-top: 30px;
    font-size: 1.5rem;
}

/* Animation */
.animation-container {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.circle {
    position: absolute;
    background: rgba(100, 100, 100, 0.1);
    border-radius: 50%;
    animation: float 15s infinite;
}

.circle:nth-child(1) {
    width: 100px;
    height: 100px;
    left: 10%;
    animation-delay: 0s;
}

.circle:nth-child(2) {
    width: 150px;
    height: 150px;
    right: 20%;
    animation-delay: 5s;
}

.circle:nth-child(3) {
    width: 80px;
    height: 80px;
    bottom: 15%;
    left: 30%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* Login-Formular Stile */
.login-form, .login-container {
    background: #e7e7e7;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.login-container {
    width: 300px;
    padding: 2rem;
}

.login-form input, input {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#closeLogin {
    margin-top: 10px;
    background-color: #ccc;
}

h2 {
    color: #333;
    margin-bottom: 1.5rem;
    text-align: center;
}

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

label {
    margin-bottom: 0.5rem;
    color: #555;
}

.error-message {
    color: #dc3545;
    margin-bottom: 1rem;
    text-align: center;
}

.back-button {
    text-align: center;
    margin-top: 1rem;
}

.back-button a {
    color: #6c757d;
    text-decoration: none;
}

.back-button a:hover {
    text-decoration: underline;
}