body {
    margin: 0;
    font-family: 'Segoe UI', Arial;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: #e0e0e0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-box {
    width: 300px;
    padding: 35px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: fadeIn 0.5s ease;
}

@@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-box h2 {
    color: #2c5364;
    text-align: center;
    margin-bottom: 25px;
    font-weight: 600;
}

.form-group {
    margin-bottom: 18px;
    color: #000 !important;
    opacity: 1 !important;
}
    .form-group label {
        color: #333;
        font-size: 14px;
        margin-bottom: 5px;
        display: block;
    }

.error {
    color: #e74a3b;
    text-align: center;
    margin-bottom: 15px;
    font-size: 14px;
}
.logo {
    text-align: center;
}
    .logo img {
        display: block;
        margin: 0 auto;
        width: 220px;
        transition: 0.3s;
    }

        .logo img:hover {
            transform: scale(1.05);
        }
/* Hover đẹp hơn */
.btn-login {
    background: linear-gradient(135deg, #203a43, #2c5364) !important;
    
    color: #fff !important;
    border-radius: 8px;
    border: none;
}
    .btn-login:hover {
        background: linear-gradient(135deg, #0f2027, #203a43) !important;
    }
.dxbButton {
    background-color:midnightblue !important;
}
    /* Fix DevExpress button double text */
    .dxbButton span:last-child {
        display: none;
    }

    .dxbButton:hover {
        filter: brightness(1.5);
    }