body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(to bottom, #0f2027, #203a43, #2c5364);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
}

.login-container {
    text-align: center;
    z-index: 99; /* Форма выше canvas */
    background-color: rgba(0, 0, 0, 0.8);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}
.login-container h1 {
    margin-bottom: 20px;
    font-size: 1.8rem;
}
.login-container p {
    margin-bottom: 30px;
    font-size: 0.9rem;
}
.login-container input {
    width: 80%;
    padding: 10px;
    margin-bottom: 15px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
}
.login-container input[type="text"],
.login-container input[type="password"] {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}
.login-container input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}
.login-container button {
    background-color: #1f4068;
    border: none;
    color: white;
    font-size: 1rem;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.login-container button:hover {
    background-color: #162447;
}
.login-container .error {
    color: #ff4f4f;
    margin-bottom: 15px;
    font-size: 0.9rem;
}
footer {
    position: absolute;
    bottom: 10px;
    width: 100%;
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
}