body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.sec2 {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    gap: 40px;
}

.form-container {
    flex: 1; 
    padding: 30px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    max-height: 700px;
    max-width: 550px;
}

.txt12 {
    text-align: center;
    margin: 0 0 20px 0;
}

.form-container h1.txt12 {
    font-size: 2.5em;
    font-weight: 700;
    color: #333;
}

.form-container p.txt12 {
    font-size: 1.1em;
    color: #666;
}


.form-login {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
}

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

.form-group label {
    font-size: 1em;
    font-weight: 600;
    margin-bottom: 5px;
    color: #555;
}

.form-group input {
    padding: 12px;
    width: 100%;
    border-radius: 8px;
    font-size: 1em;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

.form-group input:focus {
    border-color: #ff4e88;
    outline: none;
    box-shadow: 0 0 5px rgba(255, 78, 136, 0.3);
}


.btnSign {
    margin-top: 20px;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: #ff4e88;
    color: white;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: 600;
    width: 100%;
    transition: all 0.3s ease;
}

.btnSign:hover {
    background-color: #e53f77;
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(255, 91, 91, 0.3);
}


.alert {
    padding: 15px;
    margin-top: 10px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-size: 1em;
    text-align: center;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}


@media (max-width: 768px) {
    .sec2 {
        padding: 10px;
    }

    .login-container {
        flex-direction: column;
        padding: 0;
        gap: 0;
    }

    .form-container {
        width: 100%;
        padding: 20px;
        box-shadow: none;
    }

    .form-container h1.txt12 {
        font-size: 2em;
    }

    .form-container p.txt12 {
        font-size: 1em;
    }

    .form-login {
        margin-top: 15px;
        gap: 15px;
    }
}