taskpane.css

/* 
 * Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
 * See LICENSE in the project root for license information.
 */

 html,
 body {
     width: 100%;
     height: 100%;
     margin: 0;
     padding: 0;
 }
 
 h1 {
     align-items: left;
 }
 
 ul {
     margin: 0;
     padding: 0;
 }
 
 .ms-welcome__header {
     padding: 20px;
     padding-bottom: 30px;
     padding-top: 100px;
     display: -webkit-flex;
     display: flex;
     -webkit-flex-direction: column;
     flex-direction: column;
     align-items: center;
 }
 
 .ms-welcome__main {
     display: -webkit-flex;
     display: flex;
     -webkit-flex-direction: column;
     flex-direction: column;
     -webkit-flex-wrap: nowrap;
     flex-wrap: nowrap;
     -webkit-align-items: center;
     align-items: center;
     -webkit-flex: 1 0 0;
     flex: 1 0 0;
     padding: 10px 20px;
 }
 
 .ms-welcome__main>h1 {
     width: 100%;
 }
 
 .ms-welcome__features {
     list-style-type: none;
     margin-top: 20px;
 }
 
 .ms-welcome__features.ms-List .ms-ListItem {
     padding-bottom: 20px;
     display: -webkit-flex;
     display: flex;
 }
 
 .ms-welcome__features.ms-List .ms-ListItem>.ms-Icon {
     margin-right: 10px;
 }
 
 .ms-welcome__action.ms-Button--hero {
     margin-top: 30px;
 }
 
 .ms-Button.ms-Button--hero .ms-Button-label {
     color: #0078d7;
 }
 
 .ms-Button.ms-Button--hero:hover .ms-Button-label,
 .ms-Button.ms-Button--hero:focus .ms-Button-label {
     color: #005a9e;
     cursor: pointer;
 }
 
 #task-pane-content {
     text-align: left;
 }