.ok-overlay { position: relative; }

.form-success-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%;  display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; z-index: 20; background:  rgba(255, 255, 255, 0.97) url('/t/i/order-success.png') no-repeat right bottom / contain; }

.form-success-overlay.active { opacity: 1; visibility: visible; }

.success-overlay-content { max-width: 70%; text-align: center; padding: 30px;margin-right:auto; }

.success-message h3 { color: #333; font-size: 24px; margin-bottom: 15px; }

.success-message p { font-size: 16px; color: #666; }