.zprava-ok {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 16px;
}

.zprava-chyba {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 16px;
}

.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #f0f0f0;
}

.login-box {
    width: 360px;
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.login-box h1, .login-box h2 {
    text-align: center;
    margin-bottom: 20px;
}

.login-box label {
    display: block;
    margin-bottom: 4px;
}

.login-box input {
    display: block;
    width: 100%;
    padding: 10px;
    margin: 0 0 16px 0;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}

.login-box button {
    display: block;
    width: 100%;
    padding: 10px;
    background: #4a90d9;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.login-box button:hover {
    background: #357abd;
}

.login-box p {
    text-align: center;
    margin-top: 12px;
}

.chyba {
    color: red;
    text-align: center;
    margin-bottom: 10px;
}

@media (max-width: 480px) {
    .login-wrapper {
        align-items: flex-start;
        padding: 20px;
    }

    .login-box {
        width: 100%;
        padding: 24px 20px;
        box-sizing: border-box;
    }
}