2 files changed, 73 insertions, 28 deletions
diff --git a/docs/index.md b/docs/index.md
index ad7c911..7917645 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -9,7 +9,52 @@ keyboard. Since version 57, Firefox has migrated to the WebExtensions API and
 has dropped support for legacy add-ons. Vim Vixen is a new choice for Vim users
 since it uses the WebExtensions API.
 
-## Related links
+## Getting started
 
-- [Vim Vixen - GitHub](https://github.com/ueokande/vim-vixen)
-- [Vim Vixen - Firefox Add-ons](https://addons.mozilla.org/en-US/firefox/addon/vim-vixen/)
+### Install Vim Vixen
+
+Vim Vixen is supported on Firefox 60 ESR.  Please latest version of stable ESR
+from the [download page](https://www.mozilla.org/en-US/firefox/).
+You can install Vim Vixen from [Firefox add-ons (addons.mozilla.org)][AMO], and
+manage installed addon-ons on Firefox preferences `about:preferences`.
+
+### Quick start
+
+After installation, you can control Firefox with vim-like keymaps.  To scroll a
+page in the browser, press <kbd>k</kbd>, <kbd>j</kbd>, <kbd>h</kbd> and
+<kbd>l</kbd> keys.  You can scroll to the top or the bottom of a page by
+<kbd>g</kbd><kbd>g</kbd> and <kbd>G</kbd>.
+
+To select a left and right of current tab, use <kbd>K</kbd> and <kbd>J</kbd>
+respectively.  To close current tab, use <kbd>d</kbd> and to restore closed
+tabs, use <kbd>u</kbd>.
+
+To open a link, press <kbd>f</kbd> to enter the **follow mode** to select a
+link.  Then you can select links by alphabetic keys.
+
+See also [Keymaps](./keymaps.html) for more detailed of keymaps.
+
+### Using commands
+
+Vim Vixen supports command line to run commands that control tabs and opens a
+tab.  To open command line, press <kbd>:</kbd>.
+
+To open a tab with URL, use `open` command as the following:
+
+```
+:open https://github.com/ueokande/vimvixen
+```
+
+or search keywords with search engine (such as Google) like:
+
+```
+:open How to use Vim
+```
+
+You can see completed commands on [Console commands](./console_commands.html).
+
+## Copyright
+
+Copyright © 2017-2019 by Shin'ya Ueoka
+
+[AMO]: https://addons.mozilla.org/en-US/firefox/addon/vim-vixen/
diff --git a/docs/keymaps.md b/docs/keymaps.md
index 8952392..9ae0c98 100644
--- a/docs/keymaps.md
+++ b/docs/keymaps.md
@@ -7,17 +7,27 @@ title: Keymaps
 Keymaps are configurable in the add-on's preferences by navigating to `about:addons` and selecting "Extensions".
 The default mappings are as follows:
 
-## Console
+## Scrolling
 
-- <kbd>:</kbd>: open the console
-- <kbd>o</kbd>, <kbd>t</kbd>, <kbd>w</kbd>: open a page in the current tab, a new tab, or new window
-- <kbd>O</kbd>, <kbd>T</kbd>, <kbd>W</kbd>: similar to <kbd>o</kbd>, <kbd>t</kbd>, <kbd>w</kbd>, but using the current URL
-- <kbd>b</kbd>: select tabs by URL or title
-- <kbd>a</kbd>: add the current page to your bookmarks
+- <kbd>k</kbd>: scroll up
+- <kbd>j</kbd>: scroll down
+- <kbd>h</kbd>: scroll left
+- <kbd>l</kbd>: scroll right
+- <kbd>Ctrl</kbd>+<kbd>U</kbd>: scroll up half a page
+- <kbd>Ctrl</kbd>+<kbd>D</kbd>: scroll down half a page
+- <kbd>Ctrl</kbd>+<kbd>B</kbd>: scroll up a page
+- <kbd>Ctrl</kbd>+<kbd>F</kbd>: scroll down a page
+- <kbd>g</kbd><kbd>g</kbd>: scroll to the top of a page
+- <kbd>G</kbd>: scroll to the bottom of a page
+- <kbd>0</kbd>: scroll to the leftmost part of a page
+- <kbd>$</kbd>: scroll to the rightmost part of a page
+- <kbd>m</kbd>: set a mark for the current position
+- <kbd>'</kbd>: jump to a marked position
 
-See the [console commands](./console_commands.html) section for a more detailed description.
+Lowercase marks (`[a-z]`) store the position of the current tab. Uppercase and
+numeric marks (`[A-Z0-9]`) store the position and the tab.
 
-## Tabs
+## Select and manage tabs
 
 - <kbd>d</kbd>: delete the current tab and select the tab to its right
 - <kbd>D</kbd>: delete the current tab and select the tab to its left
@@ -33,25 +43,15 @@ See the [console commands](./console_commands.html) section for a more detailed
 - <kbd>z</kbd><kbd>p</kbd>: pin the curent tab tab
 - <kbd>z</kbd><kbd>d</kbd>: duplicate the current tab
 
-## Scrolling
+## Console
 
-- <kbd>k</kbd>: scroll up
-- <kbd>j</kbd>: scroll down
-- <kbd>h</kbd>: scroll left
-- <kbd>l</kbd>: scroll right
-- <kbd>Ctrl</kbd>+<kbd>U</kbd>: scroll up half a page
-- <kbd>Ctrl</kbd>+<kbd>D</kbd>: scroll down half a page
-- <kbd>Ctrl</kbd>+<kbd>B</kbd>: scroll up a page
-- <kbd>Ctrl</kbd>+<kbd>F</kbd>: scroll down a page
-- <kbd>g</kbd><kbd>g</kbd>: scroll to the top of a page
-- <kbd>G</kbd>: scroll to the bottom of a page
-- <kbd>0</kbd>: scroll to the leftmost part of a page
-- <kbd>$</kbd>: scroll to the rightmost part of a page
-- <kbd>m</kbd>: set a mark for the current position
-- <kbd>'</kbd>: jump to a marked position
+- <kbd>:</kbd>: open the console
+- <kbd>o</kbd>, <kbd>t</kbd>, <kbd>w</kbd>: open a page in the current tab, a new tab, or new window
+- <kbd>O</kbd>, <kbd>T</kbd>, <kbd>W</kbd>: similar to <kbd>o</kbd>, <kbd>t</kbd>, <kbd>w</kbd>, but using the current URL
+- <kbd>b</kbd>: select tabs by URL or title
+- <kbd>a</kbd>: add the current page to your bookmarks
 
-Lowercase marks (`[a-z]`) store the position of the current tab. Uppercase and
-numeric marks (`[A-Z0-9]`) store the position and the tab.
+See the [console commands](./console_commands.html) section for a more detailed description.
 
 ## Zoom