4 files changed, 77 insertions, 5 deletions
diff --git a/packages/instant/src/components/ui/button.tsx b/packages/instant/src/components/ui/button.tsx
index 5274d835b..0051482e7 100644
--- a/packages/instant/src/components/ui/button.tsx
+++ b/packages/instant/src/components/ui/button.tsx
@@ -3,6 +3,11 @@ import * as React from 'react';
 
 import { ColorOption, styled } from '../../style/theme';
 
+export enum ButtonHoverStyle {
+    Darken = 0,
+    Opacity,
+}
+
 export interface ButtonProps {
     backgroundColor?: ColorOption;
     borderColor?: ColorOption;
@@ -12,6 +17,7 @@ export interface ButtonProps {
     isDisabled?: boolean;
     onClick?: (event: React.MouseEvent<HTMLElement>) => void;
     className?: string;
+    hoverStyle?: ButtonHoverStyle;
 }
 
 const PlainButton: React.StatelessComponent<ButtonProps> = ({ children, isDisabled, onClick, type, className }) => (
@@ -32,30 +38,38 @@ export const Button = styled(PlainButton)`
     width: ${props => props.width};
     background-color: ${props => (props.backgroundColor ? props.theme[props.backgroundColor] : 'none')};
     border: ${props => (props.borderColor ? `1px solid ${props.theme[props.borderColor]}` : 'none')};
+    opacity: ${props => (props.hoverStyle === ButtonHoverStyle.Opacity ? 0.7 : 1)};
     &:hover {
         background-color: ${props =>
-            !props.isDisabled
+            shouldDarken(props)
                 ? darken(darkenOnHoverAmount, props.theme[props.backgroundColor || 'white'])
                 : ''} !important;
+        opacity: 1;
     }
     &:active {
         background-color: ${props =>
-            !props.isDisabled ? darken(darkenOnActiveAmount, props.theme[props.backgroundColor || 'white']) : ''};
+            shouldDarken(props) ? darken(darkenOnActiveAmount, props.theme[props.backgroundColor || 'white']) : ''};
+        opacity: 1;
     }
     &:disabled {
-        opacity: 0.5;
+        opacity: ${props => (props.hoverStyle === ButtonHoverStyle.Darken ? 0.5 : 0.2)};
     }
     &:focus {
         background-color: ${props => saturate(saturateOnFocusAmount, props.theme[props.backgroundColor || 'white'])};
     }
 `;
 
+const shouldDarken = (props: ButtonProps) => {
+    return !props.isDisabled && props.hoverStyle === ButtonHoverStyle.Darken;
+};
+
 Button.defaultProps = {
     backgroundColor: ColorOption.primaryColor,
     borderColor: ColorOption.primaryColor,
     width: 'auto',
     isDisabled: false,
     padding: '1em 2.2em',
+    hoverStyle: ButtonHoverStyle.Darken,
 };
 
 Button.displayName = 'Button';
diff --git a/packages/instant/src/components/ui/icon.tsx b/packages/instant/src/components/ui/icon.tsx
index 61b382760..a05017ba1 100644
--- a/packages/instant/src/components/ui/icon.tsx
+++ b/packages/instant/src/components/ui/icon.tsx
@@ -13,11 +13,19 @@ interface IconInfo {
     strokeLinejoin?: 'miter' | 'round' | 'bevel' | 'inherit';
 }
 interface IconInfoMapping {
+    closeX: IconInfo;
     failed: IconInfo;
     success: IconInfo;
     chevron: IconInfo;
 }
 const ICONS: IconInfoMapping = {
+    closeX: {
+        viewBox: '0 0 11 11',
+        fillRule: 'evenodd',
+        clipRule: 'evenodd',
+        path:
+            'M10.45 10.449C10.7539 10.1453 10.7539 9.65282 10.45 9.34909L6.60068 5.49999L10.45 1.65093C10.7538 1.3472 10.7538 0.854765 10.45 0.551038C10.1462 0.24731 9.65378 0.24731 9.34995 0.551038L5.50058 4.40006L1.65024 0.549939C1.34641 0.246212 0.853973 0.246212 0.550262 0.549939C0.246429 0.853667 0.246429 1.34611 0.550262 1.64983L4.40073 5.49995L0.55014 9.35019C0.246307 9.65392 0.246307 10.1464 0.55014 10.4501C0.853851 10.7538 1.34628 10.7538 1.65012 10.4501L5.5007 6.59987L9.35007 10.449C9.6539 10.7527 10.1463 10.7527 10.45 10.449Z',
+    },
     failed: {
         viewBox: '0 0 34 34',
         fillRule: 'evenodd',
diff --git a/packages/instant/src/components/ui/index.ts b/packages/instant/src/components/ui/index.ts
index 28f76c262..c60b9640e 100644
--- a/packages/instant/src/components/ui/index.ts
+++ b/packages/instant/src/components/ui/index.ts
@@ -1,7 +1,8 @@
-export { Text, Title } from './text';
-export { Button, ButtonProps } from './button';
+export { Text, TextProps, Title } from './text';
+export { Button, ButtonProps, ButtonHoverStyle } from './button';
 export { Flex, FlexProps } from './flex';
 export { Container, ContainerProps } from './container';
 export { Input, InputProps } from './input';
 export { Icon, IconProps } from './icon';
 export { Spinner, SpinnerProps } from './spinner';
+export { Overlay, OverlayProps } from './overlay';
diff --git a/packages/instant/src/components/ui/overlay.tsx b/packages/instant/src/components/ui/overlay.tsx
new file mode 100644
index 000000000..94fa10fc5
--- /dev/null
+++ b/packages/instant/src/components/ui/overlay.tsx
@@ -0,0 +1,49 @@
+import * as _ from 'lodash';
+import * as React from 'react';
+
+import { ColorOption, overlayBlack, styled } from '../../style/theme';
+import { util } from '../../util/util';
+
+import { Button, ButtonHoverStyle } from './button';
+import { Container } from './container';
+import { Flex } from './flex';
+import { Icon } from './icon';
+
+export interface OverlayProps {
+    className?: string;
+    onClose?: () => void;
+    zIndex?: number;
+}
+
+const PlainOverlay: React.StatelessComponent<OverlayProps> = ({ children, className, onClose }) => (
+    <Flex height="100vh" className={className}>
+        <Container position="absolute" top="0px" right="0px">
+            <Button
+                backgroundColor={ColorOption.clear}
+                borderColor={ColorOption.clear}
+                padding="2em 2em"
+                onClick={onClose}
+                hoverStyle={ButtonHoverStyle.Opacity}
+            >
+                <Icon height={18} width={18} color="white" icon="closeX" />
+            </Button>
+        </Container>
+        <div>{children}</div>
+    </Flex>
+);
+export const Overlay = styled(PlainOverlay)`
+    position: fixed;
+    top: 0;
+    right: 0;
+    bottom: 0;
+    left: 0;
+    z-index: ${props => props.zIndex}
+    background-color: ${overlayBlack};
+`;
+
+Overlay.defaultProps = {
+    onClose: util.boundNoop,
+    zIndex: 100,
+};
+
+Overlay.displayName = 'Overlay';