diff --git a/src/css/_spinner.scss b/src/css/_spinner.scss
index c911442..fb75aab 100644
--- a/src/css/_spinner.scss
+++ b/src/css/_spinner.scss
@@ -5,14 +5,22 @@
     }
   }
 
-  .moco-bx-spinner {
-    display: inline-block;
-    width: 2rem;
-    height: 2rem;
-    vertical-align: text-bottom;
-    border: 2px solid #999;
-    border-right-color: transparent;
-    border-radius: 50%;
-    animation: moco-bx-spinner .75s linear infinite;
+  .moco-bx-spinner__container {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+
+    .moco-bx-spinner {
+      display: inline-block;
+      width: 2rem;
+      height: 2rem;
+      vertical-align: text-bottom;
+      border: 2px solid #999;
+      border-right-color: transparent;
+      border-radius: 50%;
+      animation: moco-bx-spinner .75s linear infinite;
+    }
   }
 }
diff --git a/src/css/popup.scss b/src/css/popup.scss
index a63683b..c77ce64 100644
--- a/src/css/popup.scss
+++ b/src/css/popup.scss
@@ -1,5 +1,14 @@
 @import "form";
 @import "spinner";
 
-#moco-bx-root {
+html {
+  height: 100%;
+  
+  body {
+    height: 100%;
+
+    #moco-bx-root {
+      height: 100%;
+    }
+  }
 }
diff --git a/src/js/components/App.js b/src/js/components/App.js
index 915be1e..3179303 100644
--- a/src/js/components/App.js
+++ b/src/js/components/App.js
@@ -3,7 +3,7 @@ import PropTypes from "prop-types"
 import ApiClient from "api/Client"
 import Form from "components/Form"
 import Spinner from "components/Spinner"
-import { observable, computed, reaction } from "mobx"
+import { observable, computed, toJS } from "mobx"
 import { observer, disposeOnUnmount } from "mobx-react"
 import {
   findLastProject,
@@ -25,24 +25,30 @@ class App extends Component {
       projectId: PropTypes.string,
       taskId: PropTypes.string
     }).isRequired,
-    projects: PropTypes.arrayOf(PropTypes.object).isRequired,
-    lastProjectId: PropTypes.number,
-    lastTaskId: PropTypes.number,
+    settings: PropTypes.shape({
+      subdomain: PropTypes.string,
+      apiKey: PropTypes.string,
+      version: PropTypes.string
+    }),
     browser: PropTypes.object.isRequired
   };
 
+  @observable projects = []
+  @observable lastProjectId
+  @observable lastTaskId
   @observable changeset = {};
   @observable formErrors = {};
+  @observable isLoading = true
 
   @computed get changesetWithDefaults() {
-    const { service, projects, lastProjectId, lastTaskId } = this.props
+    const { service } = this.props
 
     const project =
-      findLastProject(service.projectId || lastProjectId)(projects) ||
-      head(projects)
+      findLastProject(service.projectId || this.lastProjectId)(this.projects) ||
+      head(this.projects)
 
     const task =
-      findLastTask(service.taskId || lastTaskId)(project) ||
+      findLastTask(service.taskId || this.lastTaskId)(project) ||
       head(project?.tasks)
 
     const defaults = {
@@ -64,14 +70,67 @@ class App extends Component {
     }
   }
 
+  #apiClient
+
+  constructor(props) {
+    super(props)
+    this.initializeApiClient(props.settings)
+  }
+
   componentDidMount() {
+    this.fetchProjects()
     window.addEventListener("keydown", this.handleKeyDown)
   }
 
   componentWillUnmount() {
     window.removeEventListener("keydown", this.handleKeyDown)
   }
-  
+
+  initializeApiClient = settings => {
+    this.#apiClient = new ApiClient(settings)
+  }
+
+  fetchProjects = () => {
+    this.isLoading = true
+
+    return this.#apiClient
+      .projects()
+      .then(({ data }) => {
+        this.projects = groupedProjectOptions(data.projects)
+        this.lastProjectId = data.last_project_id
+        this.lastTaskId = data.lastTaskId
+      })
+      .catch(error => {
+        console.log(error)
+      })
+      .finally(() => {
+        this.isLoading = false
+      })
+  };
+
+  createActivity = () => {
+    this.isLoading = true
+    
+    this.#apiClient
+      .createActivity(this.changesetWithDefaults)
+      .then(({ data }) => {
+        this.changeset = {}
+        this.formErrors = {}
+        this.sendMessage(
+          { type: 'activityCreated', payload: { hours: data.hours} }
+        )
+      })
+      .catch(error => {
+        if (error.response?.status === 422) {
+          this.formErrors = error.response.data
+        }
+        if (error.response?.status === 401) {
+          this.unauthorizedError = true
+        }
+      })
+      .finally(() => this.isLoading = false)
+  }
+
   handleKeyDown = event => {
     event.stopPropagation()
     if (event.keyCode === 27) {
@@ -93,7 +152,7 @@ class App extends Component {
 
   handleSubmit = event => {
     event.preventDefault()
-    this.sendMessage({ type: 'submitForm', payload: this.changesetWithDefaults })
+    this.createActivity()
   }
 
   handleCancel = () => {
@@ -107,12 +166,16 @@ class App extends Component {
     )
 
   render() {
-    const { service, projects } = this.props;
+    if (this.isLoading) {
+      return <Spinner />
+    }
 
+    const { service } = this.props;
+    
     return (
       <Form
         changeset={this.changesetWithDefaults}
-        projects={projects}
+        projects={this.projects}
         errors={this.formErrors}
         onChange={this.handleChange}
         onSubmit={this.handleSubmit}
diff --git a/src/js/components/Bubble.js b/src/js/components/Bubble.js
index 762ffe7..16dceba 100644
--- a/src/js/components/Bubble.js
+++ b/src/js/components/Bubble.js
@@ -40,12 +40,7 @@ class Bubble extends Component {
 
   @observable isLoading = false;
   @observable isOpen = false;
-  @observable projects = [];
-  @observable lastProjectId;
-  @observable lastTaskId;
   @observable bookedHours = 0;
-  @observable changeset = {};
-  @observable formErrors = {};
   @observable unauthorizedError = false;
 
   constructor(props) {
@@ -57,9 +52,9 @@ class Bubble extends Component {
     disposeOnUnmount(
       this,
       reaction(() => this.props.settings, settings => {
+        this.close()
         this.initializeApiClient(settings)
         this.fetchBookedHours()
-        this.close()
       })
     )
 
@@ -78,12 +73,15 @@ class Bubble extends Component {
     window.removeEventListener("keydown", this.handleKeyDown)
   }
 
+  initializeApiClient = settings => {
+    this.#apiClient = new ApiClient(settings)
+  }
+  
   open = event => {
     if (event && event.target && event.target.classList.contains('moco-bx-popup')) {
       return this.close()
     }
     this.isOpen = true
-    this.fetchProjects().then(() => (this.isOpen = true))
   };
 
   close = _event => {
@@ -92,8 +90,9 @@ class Bubble extends Component {
 
   receiveMessage = ({ type, payload }) => {
     switch(type) {
-      case 'submitForm': {
-        return this.createActivity(payload).then(() => this.close())
+      case 'activityCreated': {
+        this.bookedHours += payload.hours
+        return this.close()
       }
       case 'closeForm': {
         return this.close()
@@ -101,35 +100,6 @@ class Bubble extends Component {
     }
   }
 
-  initializeApiClient = settings => {
-    this.#apiClient = new ApiClient(settings)
-  }
-
-  fetchProjects = () => {
-    if (this.projects.length > 0) {
-      return Promise.resolve();
-    }
-
-    this.isLoading = true
-
-    return this.#apiClient
-      .projects()
-      .then(({ data }) => {
-        this.unauthorizedError = false
-        this.projects = groupedProjectOptions(data.projects)
-        this.lastProjectId = data.last_project_id
-        this.lastTaskId = data.lastTaskId
-      })
-      .catch(error => {
-        if (error.response?.status === 401) {
-          this.unauthorizedError = true
-        }
-      })
-      .finally(() => {
-        this.isLoading = false
-      })
-  };
-
   fetchBookedHours = () => {
     const { service } = this.props
     this.isLoading = true
@@ -148,26 +118,6 @@ class Bubble extends Component {
       .finally(() => (this.isLoading = false))
   };
 
-  createActivity = payload =>
-    this.#apiClient
-      .createActivity(payload)
-      .then(({ data }) => {
-        this.bookedHours += data.hours
-        this.changeset = {}
-        this.formErrors = {}
-        this.unauthorizedError = false
-      })
-      .catch(this.handleSubmitError)
-
-  handleSubmitError = error => {
-    if (error.response?.status === 422) {
-      this.formErrors = error.response.data
-    }
-    if (error.response?.status === 401) {
-      this.unauthorizedError = true
-    }
-  };
-
   handleKeyDown = event => {
     if (event.key === 'm' && (event.metaKey || event.ctrlKey)) {
       event.preventDefault()
@@ -187,7 +137,7 @@ class Bubble extends Component {
       return <Spinner />
     }
 
-    const { service, browser } = this.props;
+    const { service, settings, browser } = this.props;
 
     return (
       <div className="moco-bx-bubble" onClick={this.open}>
@@ -199,9 +149,7 @@ class Bubble extends Component {
         {this.isOpen && (
           <Popup
             service={service}
-            projects={this.projects}
-            lastProjectId={this.lastProjectId}
-            lastTaskId={this.lastTaskId}
+            settings={settings}
             browser={browser}
             unauthorizedError={this.unauthorizedError}
           />
diff --git a/src/js/components/Popup.js b/src/js/components/Popup.js
index 9b9df03..fb1030e 100644
--- a/src/js/components/Popup.js
+++ b/src/js/components/Popup.js
@@ -5,9 +5,7 @@ import queryString from 'query-string'
 import { serializeProps } from 'utils'
 
 const Popup = props => {
-  const serializedProps = serializeProps(
-    ['service', 'projects', 'lastProjectId', 'lastTaskId']
-  )(props)
+  const serializedProps = serializeProps(['service', 'settings'])(props)
 
   const styles = useMemo(() => ({
     width: '536px',
@@ -31,9 +29,6 @@ const Popup = props => {
 
 Popup.propTypes = {
   service: PropTypes.object.isRequired,
-  projects: PropTypes.arrayOf(PropTypes.object).isRequired,
-  lastProjectId: PropTypes.number,
-  lastTaskId: PropTypes.number,
   browser: PropTypes.object.isRequired,
   unauthorizedError: PropTypes.bool.isRequired
 }
diff --git a/src/js/components/Spinner.js b/src/js/components/Spinner.js
index 5fc215c..73d67ff 100644
--- a/src/js/components/Spinner.js
+++ b/src/js/components/Spinner.js
@@ -1,7 +1,9 @@
 import React from 'react'
 
 const Spinner = () => (
-  <div className="moco-bx-spinner" role="status" />
+  <div className='moco-bx-spinner__container'>
+    <div className='moco-bx-spinner' role='status' />
+  </div>
 )
 
 export default Spinner
diff --git a/src/js/popup.js b/src/js/popup.js
index 0d88de7..64a0d5b 100644
--- a/src/js/popup.js
+++ b/src/js/popup.js
@@ -5,9 +5,9 @@ import queryString from 'query-string'
 import { parseProps } from 'utils'
 import '../css/popup.scss'
 
-const parsedProps = parseProps(
-  ['service', 'projects', 'lastProjectId', 'lastTaskId']
-)(queryString.parse(location.search))
+const parsedProps = parseProps(['service', 'settings'])(
+  queryString.parse(location.search)
+)
 
 ReactDOM.render(
   <App