diff --git a/src/components/big_picture.tsx b/src/components/big_picture.tsx
index c31185d..a096b34 100644
--- a/src/components/big_picture.tsx
+++ b/src/components/big_picture.tsx
@@ -3,42 +3,48 @@ import * as Model from "../model";
 import * as React from "react";
 
 export interface Props {
-    image: Model.Image;
-    onClose: () => void;
-    width: number;
+  image: Model.Image;
+  onClose: () => void;
+  width: number;
 }
 
 export class BigPicture extends React.PureComponent<Props, {}> {
-    static displayName = "BigPicture";
+  static displayName = "BigPicture";
 
-    render() {
-        const src = `img/1600/${this.props.image.src}`;
-        return <div className="BigPicture">
-            <div
-                className="BigPicture-image"
-                style={{
-                    backgroundImage: `url(${src})`
-                }}>
-            </div>
-            <div className="BigPicture-footer">
-                <a className="BigPicture-footerLink"
-                    href={`img/${this.props.image.src}`}
-                    target="_blank">
-                    Download
-                </a>
-                <span className="BigPicture-footerLink"
-                    onClick={this.props.onClose}
-                    onKeyPress={this._keyPress}
-                    tabIndex={0} >
-                    Close
-                </span>
-            </div>
-        </div>;
-    }
+  render() {
+    const src = `img/1600/${this.props.image.src}`;
+    return (
+      <div className="BigPicture">
+        <div
+          className="BigPicture-image"
+          style={{
+            backgroundImage: `url(${src})`
+          }}
+        />
+        <div className="BigPicture-footer">
+          <a
+            className="BigPicture-footerLink"
+            href={`img/${this.props.image.src}`}
+            target="_blank"
+          >
+            Download
+          </a>
+          <span
+            className="BigPicture-footerLink"
+            onClick={this.props.onClose}
+            onKeyPress={this._keyPress}
+            tabIndex={0}
+          >
+            Close
+          </span>
+        </div>
+      </div>
+    );
+  }
 
-    private _keyPress = (e: React.KeyboardEvent) => {
-        if (e.key === "Enter") {
-            this.props.onClose();
-        }
+  private _keyPress = (e: React.KeyboardEvent) => {
+    if (e.key === "Enter") {
+      this.props.onClose();
     }
+  };
 }
diff --git a/src/components/grid.tsx b/src/components/grid.tsx
index f0d7da2..dd427ae 100644
--- a/src/components/grid.tsx
+++ b/src/components/grid.tsx
@@ -4,71 +4,76 @@ import * as Model from "../model";
 import * as React from "react";
 
 export interface Props {
-    images: Model.Image[];
-    onImageSelected: (image: Model.Image) => void;
-    width: number;
+  images: Model.Image[];
+  onImageSelected: (image: Model.Image) => void;
+  width: number;
 }
 
 export const ROW_HEIGHT = 200;
 export const MOBILE_ROW_HEIGHT = 100;
 
 interface Row {
-    images: Model.Image[];
-    width: number;
+  images: Model.Image[];
+  width: number;
 }
 
 export class Grid extends React.PureComponent<Props, {}> {
-    static displayName = "Grid";
+  static displayName = "Grid";
 
-    render() {
-        let row: Model.Image[] = [];
-        const rows: Row[] = [];
-        let rowWidth = 0;
+  render() {
+    let row: Model.Image[] = [];
+    const rows: Row[] = [];
+    let rowWidth = 0;
 
-        this.props.images.forEach(image => {
-            const newWidth = rowWidth + (image.width/image.height);
-            const height = this.props.width / newWidth;
+    this.props.images.forEach(image => {
+      const newWidth = rowWidth + image.width / image.height;
+      const height = this.props.width / newWidth;
 
-            if (height < this._rowHeight()) {
-                rows.push({
-                    images: row,
-                    width: rowWidth
-                });
-
-                row = [];
-                rowWidth = (image.width/image.height);
-            } else {
-                rowWidth = newWidth;
-            }
-            row.push(image);
-        });
+      if (height < this._rowHeight()) {
         rows.push({
-            images: row,
-            width: rowWidth
+          images: row,
+          width: rowWidth
         });
 
-        const images = rows.map(row => {
-            const height = this.props.width / row.width;
+        row = [];
+        rowWidth = image.width / image.height;
+      } else {
+        rowWidth = newWidth;
+      }
+      row.push(image);
+    });
+    rows.push({
+      images: row,
+      width: rowWidth
+    });
 
-            const pics = row.images.map(image => {
-                return <Picture
-                    image={image}
-                    onClick={() => this.props.onImageSelected(image)}
-                    key={image.src}
-                    width={image.width/image.height * height}
-                />
-            });
-            return <div
-                className="Grid-row"
-                style={{height: height + "px"}}
-                key={row.images.map(image => image.src).join(",")}>
-                {pics}
-            </div>;
-        });
+    const images = rows.map(row => {
+      const height = this.props.width / row.width;
 
-        return <div className="Grid">{images}</div>;
-    }
+      const pics = row.images.map(image => {
+        return (
+          <Picture
+            image={image}
+            onClick={() => this.props.onImageSelected(image)}
+            key={image.src}
+            width={(image.width / image.height) * height}
+          />
+        );
+      });
+      return (
+        <div
+          className="Grid-row"
+          style={{ height: height + "px" }}
+          key={row.images.map(image => image.src).join(",")}
+        >
+          {pics}
+        </div>
+      );
+    });
 
-    private _rowHeight = (): number =>
-        this.props.width > 500 ? ROW_HEIGHT : MOBILE_ROW_HEIGHT;
+    return <div className="Grid">{images}</div>;
+  }
+
+  private _rowHeight = (): number =>
+    this.props.width > 500 ? ROW_HEIGHT : MOBILE_ROW_HEIGHT;
 }
diff --git a/src/components/image_set.tsx b/src/components/image_set.tsx
index a6d8727..39d32f7 100644
--- a/src/components/image_set.tsx
+++ b/src/components/image_set.tsx
@@ -4,21 +4,26 @@ import * as Model from "../model";
 import * as React from "react";
 
 export interface Props {
-    imageSet: Model.ImageSet;
-    onImageSelected: (img: Model.Image) => void;
-    width: number;
+  imageSet: Model.ImageSet;
+  onImageSelected: (img: Model.Image) => void;
+  width: number;
 }
 
 export class ImageSet extends React.PureComponent<Props, {}> {
-    static displayName = "ImageSet";
+  static displayName = "ImageSet";
 
-    render() {
-        return <div className="ImageSet">
-            <h2>{ this.props.imageSet.location } · { this.props.imageSet.description }</h2>
-            <Grid
-                images={ this.props.imageSet.images}
-                onImageSelected={ this.props.onImageSelected }
-                width={ this.props.width } />
-        </div>;
-    }
+  render() {
+    return (
+      <div className="ImageSet">
+        <h2>
+          {this.props.imageSet.location} · {this.props.imageSet.description}
+        </h2>
+        <Grid
+          images={this.props.imageSet.images}
+          onImageSelected={this.props.onImageSelected}
+          width={this.props.width}
+        />
+      </div>
+    );
+  }
 }
diff --git a/src/components/picture.tsx b/src/components/picture.tsx
index a9fed35..1f31ed1 100644
--- a/src/components/picture.tsx
+++ b/src/components/picture.tsx
@@ -3,39 +3,42 @@ import * as Model from "../model";
 import * as React from "react";
 
 export interface Props {
-    image: Model.Image;
-    onClick: () => void;
-    width: number;
+  image: Model.Image;
+  onClick: () => void;
+  width: number;
 }
 
 export class Picture extends React.PureComponent<Props, {}> {
-    static displayName = "Picture";
+  static displayName = "Picture";
 
-    render() {
-        const src = `img/600/${this.props.image.src}`;
-        return <img
-            onClick={this.props.onClick}
-            srcSet={this._srcset()}
-            src={src}
-            width={ this.props.width + "px" }
-        />;
-    }
+  render() {
+    const src = `img/600/${this.props.image.src}`;
+    return (
+      <img
+        onClick={this.props.onClick}
+        srcSet={this._srcset()}
+        src={src}
+        width={this.props.width + "px"}
+      />
+    );
+  }
 
-    private _srcset = (): string => {
-        const srcs: string[] = [];
+  private _srcset = (): string => {
+    const srcs: string[] = [];
 
-        Model.SIZES.forEach(size => {
-            const width = this.props.image.width > this.props.image.height
-                ? size
-                : this.props.image.width / this.props.image.height * size;
+    Model.SIZES.forEach(size => {
+      const width =
+        this.props.image.width > this.props.image.height
+          ? size
+          : (this.props.image.width / this.props.image.height) * size;
 
-            const scale = width / this.props.width;
+      const scale = width / this.props.width;
 
-            if (scale >= 1) {
-                srcs.push(`img/${size}/${this.props.image.src} ${scale}x`);
-            }
-        });
+      if (scale >= 1) {
+        srcs.push(`img/${size}/${this.props.image.src} ${scale}x`);
+      }
+    });
 
-        return srcs.join(",");
-    }
+    return srcs.join(",");
+  };
 }
diff --git a/src/components/root.tsx b/src/components/root.tsx
index 98dd67e..c86e187 100644
--- a/src/components/root.tsx
+++ b/src/components/root.tsx
@@ -7,84 +7,88 @@ import * as React from "react";
 export interface Props {}
 
 export interface State {
-    data?: Model.Data | null;
-    selectedImage?: Model.Image | null;
-    width: number;
+  data?: Model.Data | null;
+  selectedImage?: Model.Image | null;
+  width: number;
 }
 
 export class Root extends React.PureComponent<Props, State> {
-    static displayName = "Root";
+  static displayName = "Root";
 
-    state: State = {
-        width: window.innerWidth
-    }
+  state: State = {
+    width: window.innerWidth
+  };
 
-    componentDidMount() {
-        window.fetch(Model.URL)
-            .then(data => data.json())
-            .then(json => this.setState({ data: json }))
-            .then(this._loadHash)
-            .catch(e => console.error("Error fetching data", e));
+  componentDidMount() {
+    window
+      .fetch(Model.URL)
+      .then(data => data.json())
+      .then(json => this.setState({ data: json }))
+      .then(this._loadHash)
+      .catch(e => console.error("Error fetching data", e));
 
-        window.onresize = () => {
-            this.setState({ width: window.innerWidth });
+    window.onresize = () => {
+      this.setState({ width: window.innerWidth });
+    };
+
+    window.onpopstate = this._loadHash;
+  }
+
+  render() {
+    const imageSets = this.state.data
+      ? this.state.data.sets.map(set => (
+          <ImageSet
+            key={set.location + set.description}
+            imageSet={set}
+            onImageSelected={this._onImageSelected}
+            width={this.state.width}
+          />
+        ))
+      : null;
+
+    return (
+      <div className="Root">
+        {this._bigPicture()}
+        <h1>Ski</h1>
+        {imageSets}
+      </div>
+    );
+  }
+
+  private _bigPicture = () =>
+    this.state.selectedImage ? (
+      <BigPicture
+        image={this.state.selectedImage}
+        onClose={this._showGrid}
+        width={this.state.width}
+      />
+    ) : null;
+
+  private _loadHash = () => {
+    if (window.location.hash.length > 0 && this.state.data) {
+      const src = window.location.hash.slice(1);
+      let selectedImage: Model.Image | null = null;
+
+      this.state.data.sets.forEach(set => {
+        const image = set.images.find(image => image.src === src);
+        if (image) {
+          selectedImage = image;
         }
+      });
 
-        window.onpopstate = this._loadHash;
-
+      this.setState({ selectedImage: selectedImage });
+    } else {
+      this.setState({ selectedImage: null });
     }
+  };
 
-    render() {
-        const imageSets = this.state.data
-            ? this.state.data.sets.map(set =>
-                <ImageSet
-                    key={set.location + set.description}
-                    imageSet={set}
-                    onImageSelected={this._onImageSelected}
-                    width={this.state.width} />
-            )
-            : null;
+  private _onImageSelected = (img: Model.Image) => {
+    this.setState({ selectedImage: img });
+    window.history.pushState(null, "", `#${img.src}`);
+  };
 
-        return <div className="Root">
-            { this._bigPicture() }
-            <h1>Ski</h1>
-            { imageSets }
-        </div>;
-    }
-
-    private _bigPicture = () =>
-        this.state.selectedImage
-            ? <BigPicture
-                    image={this.state.selectedImage}
-                    onClose={this._showGrid}
-                    width={this.state.width} />
-            : null
-
-    private _loadHash = () => {
-        if (window.location.hash.length > 0 && this.state.data) {
-            const src = window.location.hash.slice(1);
-            let selectedImage: Model.Image | null = null;
-
-            this.state.data.sets.forEach(set => {
-                const image = set.images.find(image => image.src === src);
-                if (image) {
-                    selectedImage = image;
-                }
-            });
-
-            this.setState({ selectedImage: selectedImage });
-        } else {
-            this.setState({ selectedImage: null });
-        }
-    }
-
-    private _onImageSelected = (img: Model.Image) => {
-        this.setState({ selectedImage: img });
-        window.history.pushState(null, "", `#${img.src}`);
-    }
-
-    private _showGrid = () => {
-        this.setState({ selectedImage: null });
-        window.history.pushState(null, "", "#");
-    }
+  private _showGrid = () => {
+    this.setState({ selectedImage: null });
+    window.history.pushState(null, "", "#");
+  };
 }
diff --git a/src/model.ts b/src/model.ts
index 92f61af..5134342 100644
--- a/src/model.ts
+++ b/src/model.ts
@@ -2,17 +2,17 @@ export const SIZES = [1600, 1200, 800, 600, 400, 200];
 export const URL = "img/data.json";
 
 export interface Data {
-    sets: ImageSet[]
+  sets: ImageSet[];
 }
 
 export interface ImageSet {
-    location: string;
-    description: string;
-    images: Image[]
+  location: string;
+  description: string;
+  images: Image[];
 }
 
 export interface Image {
-    src: string;
-    height: number;
-    width: number;
+  src: string;
+  height: number;
+  width: number;
 }