.customer-main-content .form-control.is-invalid,
.customer-main-content .form-select.is-invalid {
    border: 2px solid #b42318 !important;
    background-color: #fff1f0 !important;
    box-shadow: 0 0 0 3px rgba(180, 35, 24, 0.12);
    scroll-margin-top: 110px;
}

.customer-main-content .invalid-feedback,
.customer-main-content [class*="error-"].text-danger:not(:empty) {
    display: block;
    margin-top: 8px;
    padding: 10px 12px;
    border-left: 4px solid #b42318;
    border-radius: 4px;
    background: #fff1f0;
    color: #8a1c13 !important;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.5;
}

.customer-main-content .invalid-feedback::before,
.customer-main-content [class*="error-"].text-danger:not(:empty)::before {
    content: "Attention: ";
    font-weight: 700;
}

.customer-main-content .validation-summary {
    border: 2px solid #b42318;
    border-left-width: 6px;
    background: #fff1f0;
    color: #8a1c13;
    padding: 18px;
    font-size: 15px;
    line-height: 1.6;
    scroll-margin-top: 110px;
}

.customer-main-content .validation-summary a {
    color: #8a1c13;
    font-weight: 600;
    text-decoration: underline;
}