diff --git a/CHANGELOG.md b/CHANGELOG.md
index ede63d66..f337f9d1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,26 @@
 
 All notable changes to this project will be documented in this file, in reverse chronological order by release.
 
+## 1.1.0 - TBD
+
+- Nothing.
+
+### Added
+
+- Nothing.
+
+### Deprecated
+
+- Nothing.
+
+### Removed
+
+- Nothing.
+
+### Fixed
+
+- Nothing.
+
 ## 1.0.0 - TBD
 
 Initial stable release.
diff --git a/doc/book/images/check.png b/doc/book/images/check.png
new file mode 100644
index 00000000..6002bb8d
Binary files /dev/null and b/doc/book/images/check.png differ
diff --git a/doc/book/images/check.svg b/doc/book/images/check.svg
new file mode 100644
index 00000000..aacc24d3
--- /dev/null
+++ b/doc/book/images/check.svg
@@ -0,0 +1 @@
+<?xml version="1.0" ?><!DOCTYPE svg  PUBLIC '-//W3C//DTD SVG 1.1//EN'  'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd'><svg enable-background="new 0 0 512 512" id="Layer_1" version="1.1" viewBox="0 0 512 512" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g><circle cx="256" cy="256" fill="#01947A" r="244.5"/><path d="M201.2,408.3c0.8,0.8,1.6,1.5,2.4,2.1C202.8,409.8,202,409.1,201.2,408.3L201.2,408.3z" fill="#FFFFFF"/><path d="M107.7,250.3c14.7-14.7,38.5-14.7,53.2,0l55,55l-58.9,58.9l-55-55c-7.1-7.1-11-16.6-11-26.6   c0-10,4-19.6,11-26.6L107.7,250.3z" fill="#FFFFFF"/><path d="M274.9,364.2l-44.2,44.2c-0.8,0.8-1.6,1.5-2.4,2.1c0.8-0.6,1.6-1.3,2.4-2.1L274.9,364.2z" fill="#FFFFFF"/><path d="M274.9,364.2l-44.2,44.2c-0.8,0.8-1.6,1.5-2.4,2.1c-0.6,0.4-1.1,0.8-1.7,1.1c-6.5,3.8-14.6,3.8-21.2,0   c-0.6-0.4-1.2-0.7-1.7-1.1c-0.8-0.6-1.7-1.3-2.4-2.1l-44.2-44.2l58.9-58.9L274.9,364.2z" fill="#F4F4F4"/><path d="M420.7,165.1c14.7,14.7,14.7,38.5,0,53.2L274.9,364.2L216,305.3l145.8-145.8c7.1-7.1,16.6-11,26.6-11   c10,0,19.6,4,26.6,11L420.7,165.1z" fill="#FFFFFF"/><path d="M216,364.2l-29.5,29.5l-84.4-84.4c-7.1-7.1-11-16.6-11-26.6s4-19.6,11-26.6l2.8-2.8L216,364.2z" fill="#E5E5E5"/><path d="M245.4,393.6l-14.7,14.7c-8.1,8.1-21.3,8.1-29.5,0l-14.7-14.7l29.5-29.5L245.4,393.6z" fill="#D3D3D3"/><path d="M420.7,165.1c14.7,14.7,14.7,38.5,0,53.2L245.4,393.6L216,364.2l201.9-201.9L420.7,165.1z" fill="#E5E5E5"/></g></svg>
\ No newline at end of file
diff --git a/doc/book/images/checkmark.png b/doc/book/images/checkmark.png
deleted file mode 100644
index e2107e55..00000000
Binary files a/doc/book/images/checkmark.png and /dev/null differ
diff --git a/doc/book/images/error.png b/doc/book/images/error.png
new file mode 100644
index 00000000..7e1ff3e7
Binary files /dev/null and b/doc/book/images/error.png differ
diff --git a/doc/book/images/error.svg b/doc/book/images/error.svg
new file mode 100644
index 00000000..d2694b7a
--- /dev/null
+++ b/doc/book/images/error.svg
@@ -0,0 +1 @@
+<?xml version="1.0" ?><svg height="24" version="1.1" width="24" xmlns="http://www.w3.org/2000/svg" xmlns:cc="http://creativecommons.org/ns#" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"><g transform="translate(0 -1028.4)"><path d="m22 12c0 5.523-4.477 10-10 10-5.5228 0-10-4.477-10-10 0-5.5228 4.4772-10 10-10 5.523 0 10 4.4772 10 10z" fill="#c0392b" transform="translate(0 1029.4)"/><path d="m22 12c0 5.523-4.477 10-10 10-5.5228 0-10-4.477-10-10 0-5.5228 4.4772-10 10-10 5.523 0 10 4.4772 10 10z" fill="#e74c3c" transform="translate(0 1028.4)"/><path d="m7.0503 1037.8 3.5357 3.6-3.5357 3.5 1.4142 1.4 3.5355-3.5 3.536 3.5 1.414-1.4-3.536-3.5 3.536-3.6-1.414-1.4-3.536 3.5-3.5355-3.5-1.4142 1.4z" fill="#c0392b"/><path d="m7.0503 1036.8 3.5357 3.6-3.5357 3.5 1.4142 1.4 3.5355-3.5 3.536 3.5 1.414-1.4-3.536-3.5 3.536-3.6-1.414-1.4-3.536 3.5-3.5355-3.5-1.4142 1.4z" fill="#ecf0f1"/></g></svg>
\ No newline at end of file
diff --git a/doc/book/images/lambda.png b/doc/book/images/lambda.png
index f17f9e0a..0a3fd1c1 100644
Binary files a/doc/book/images/lambda.png and b/doc/book/images/lambda.png differ
diff --git a/doc/book/images/lambda.svg b/doc/book/images/lambda.svg
new file mode 100644
index 00000000..946f588b
--- /dev/null
+++ b/doc/book/images/lambda.svg
@@ -0,0 +1,5 @@
+<?xml version="1.0" ?><!DOCTYPE svg  PUBLIC '-//W3C//DTD SVG 1.1//EN'  'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd'><svg height="512px" style="shape-rendering:geometricPrecision; text-rendering:geometricPrecision; image-rendering:optimizeQuality; fill-rule:evenodd; clip-rule:evenodd" version="1.1" viewBox="0 0 512 512" width="512px" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><defs><style type="text/css">
+   <![CDATA[
+    .fil0 {fill:#2B2A29}
+   ]]>
+  </style></defs><g id="Layer_x0020_1"><path class="fil0" d="M169 70c5,-4 12,-7 19,-10 47,-16 103,47 84,130 -3,12 -8,27 -15,42 -29,65 -226,271 -139,269l0 0c1,0 1,0 2,0 44,-3 84,-82 84,-82l0 0c3,-4 5,-9 7,-14 62,-123 64,-130 64,-130 22,268 170,252 195,194 3,-7 5,-14 5,-22 0,-28 -22,-50 -50,-50 -28,0 -50,22 -50,50 0,4 1,9 2,13 -7,-8 -13,-19 -16,-37 -12,-65 -65,-317 -65,-317 0,0 -30,-96 -145,-84 -55,6 -77,41 -76,71 0,1 0,1 0,2 0,28 22,50 50,50 28,0 50,-22 50,-50 0,-9 -2,-17 -6,-25z"/></g></svg>
\ No newline at end of file
diff --git a/doc/book/images/network.png b/doc/book/images/network.png
new file mode 100644
index 00000000..5759ad75
Binary files /dev/null and b/doc/book/images/network.png differ
diff --git a/doc/book/images/network.svg b/doc/book/images/network.svg
new file mode 100644
index 00000000..3702d013
--- /dev/null
+++ b/doc/book/images/network.svg
@@ -0,0 +1 @@
+<?xml version="1.0" ?><svg enable-background="new 0 0 1080 1080" id="katman_1" version="1.1" viewBox="0 0 1080 1080" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g><path d="M190,892.1c-23.6-23.1-44.3-48.8-62.5-76.3c-36-54.2-60.3-113.4-73.2-177.2c-8-39.5-11-79.5-9-119.6   c5.6-110.3,43-208.7,113.5-293.8c68.4-82.7,155-137.4,258.8-164.8c26.2-6.9,52.8-11.2,79.8-13.6c27.5-2.4,54.9-2.9,82.3-0.6   C682.6,54.7,774.3,91.1,854.6,156c13.9,11.2,27.3,22.9,39.4,35.9c-0.3,2-1.9,3.1-3.2,4.3c-25.6,25.7-51.3,51.3-77,77   c-1.2,1.2-2.2,2.5-3.9,3.1c-1.7,0.1-2.8-1-4-1.8c-21.5-15.2-45.5-22.1-71.7-20.1c-23.8,1.8-44.8,10.6-62.9,26.5   c-21.3,18.7-33.2,42.1-36.7,70c0,0.3-0.2,0.7-0.1,1c1.4,9-3.8,13.1-11,17.2c-48.9,27.9-97.7,56.1-146.4,84.3   c-14.4,8.3-28.9,16.6-43.3,25c-7.3,4.2-8.4,4.1-13.9-2.3c-15.8-17.9-35.4-29.3-58.7-33.7c-35.2-6.6-66.8,1.4-93.8,25.5   c-26.8,24-38.4,54.4-35.8,89.9c1.7,23.4,10.7,44.1,26.4,61.9c19.1,21.7,43.1,34.1,71.6,36.6c30.8,2.7,58.3-6,81.7-26.8   c4.8-4.2,9-8.9,13.1-13.7c2.5-3,5-3.4,8.3-1.4c6.4,3.9,13.1,7.3,19.4,11.4c1,0.8,2.1,1.5,2.5,2.8c0.1,0.5,0.1,1-0.1,1.5   c-0.9,1.8-2.5,3.1-3.9,4.5c-68,66.6-134.9,134.4-202.6,201.3c-18,17.8-35.9,35.7-54,53.3C192.8,890.4,191.8,891.8,190,892.1z" fill="#008651"/><path d="M453.9,630c0-0.4,0.1-0.9,0.1-1.3c2.2-0.9,3.8,0.5,5.5,1.5c56.4,32.3,112.5,65,168.9,97.3   c4.2,2.4,6.5,5.3,7.3,10.4c7.6,46.4,45.4,83,91.8,89c33,4.2,62.4-4.4,87.3-26.9c23.5-21.3,35.3-47.9,35.7-79.5   c0.4-29.7-10.3-55.1-30.5-76.4c-8.4-8.8-18.2-16.2-29.3-21.4c-4.6-2.1-6.2-5.1-6.2-10.1c0.1-47.5,0.1-95,0-142.5   c0-5.2,1.7-8,6.4-10.5c34.9-18.6,55.4-47.5,59.3-86.9c3-30.3-5.8-57.7-26-80.9c-2.8-3.3-5.6-6.6-9.1-9.2c-1.3-1-2.5-2.3-2.5-4.1   c2-2.1,4.1-0.7,5.9,0.2c15.3,7.4,30.6,14.6,45.9,22c38,18.4,76.2,36.5,114.2,54.9c7.6,3.7,15.3,7.4,22.9,11.1c2,1,3.9,1.9,5.3,3.6   c7,14.9,10.6,31,15,46.7c4.3,15.6,7.4,31.5,9.8,47.5c1.5,9.7,2.4,19.5,3.5,29.2c2.4,21,1.5,42,1.7,63c0.2,16.5-1.9,32.7-3.9,49   c-1.9,15.7-4.7,31.1-8.2,46.4c-6.5,28.8-15.6,56.7-27.2,83.9c-13.3,31.1-29.5,60.6-48.9,88.4c-9.2,13.2-19,26-29.6,38.2   c-9.6,11.1-19.3,22.1-29.8,32.3c-19.3,18.6-39.8,35.8-61.7,51.4c-25.4,18.1-52.3,33.5-80.4,46.6c-28.1,13-57.3,23-87.4,30.3   c-18.9,4.6-38,7.8-57.2,10.8c-8.4,1.3-17,1.5-25.5,2.1c-5.7,0.4-11.4,1.8-17.2,0.8c-2.2-0.9-2.4-3-2.9-4.9   c-8.6-32.7-17.1-65.4-25.5-98.1c-19.3-74.6-38.8-149.2-58.1-223.9c-6.2-24.2-12.6-48.3-18.8-72.5C454,634.9,453.1,632.5,453.9,630z   " fill="#014329"/><path d="M453.9,630c3.8,14.6,7.7,29.1,11.5,43.7c15.1,57.9,30.2,115.7,45.2,173.6c12.2,47.1,24.3,94.3,36.5,141.5   c4.2,16,8.5,32,12.8,48c-119.4,3.7-226.9-30.3-322.1-102.5c-17-12.9-33.1-26.8-47.9-42.2c1.4-1.6,2.8-3.3,4.3-4.8   c71.9-70.6,142.7-142.2,214.3-213C423.6,659.4,438.3,644.2,453.9,630z" fill="#01673E"/><path d="M1007,370c-9.5-4.4-19-8.7-28.4-13.3c-22.2-10.7-44.3-21.5-66.5-32.2c-31.5-15.1-63-30.2-94.5-45.3   c-1.5-0.7-3-1.5-4.7-1.2c-1.6,0.2-3.2,0.2-2.9-2.2c9.4-9.5,18.7-19,28.1-28.4c17.3-17.3,34.6-34.6,51.9-51.9   c1.3-1.3,2.7-2.4,4.1-3.6c21.9,21.6,41,45.4,58.2,70.8C974.9,296.2,993.4,331.9,1007,370z" fill="#01673E"/><path d="M810,275.8c1,0.7,1.9,1.5,2.9,2.2c15,13.4,26.6,29.1,33.2,48.3c18.2,52.9-5.3,110-55.5,134.6   c-3.5,1.7-4.6,3.6-4.6,7.4c0.2,48.6,0.1,97.3,0,145.9c0,3.3,0.9,4.8,3.9,6.3c34.9,17.7,55.8,45.7,61.2,84.7   c8,57.3-30.8,110.8-88.1,121.7c-59.4,11.4-117-27.5-127.9-86.7c-1.2-6.6-4-10.2-9.6-13.4c-55.8-31.9-111.4-64-167-96.1   c-1.4-0.8-2.9-1.5-4.4-2.3c-0.7-0.6-1.3-1.1-2-1.7c11.8-12.4,24.1-24.3,36.2-36.4c9.2-9.3,18.6-18.6,27.8-27.9   c1.9-0.2,3.4,0.8,5,1.5c45.1,25.8,90.1,51.9,135.1,77.9c3.1,1.8,5.1,1.6,7.8-1.1c8.6-8.4,18.2-15.7,29.1-20.9   c3.5-1.7,4.8-4,4.7-7.8c-0.1-47.5-0.1-95,0-142.5c0-4.1-1.6-6.4-5.1-8.1c-7.3-3.6-14.4-7.9-20.4-13.4c-3.2-3-5.8-2.8-9.3-0.8   c-14.5,8.6-29.1,16.9-43.7,25.3c-5.2,3-10.2,6.2-15.7,8.8c-0.8,0.2-1.5,0.2-2.2-0.1c-1.3-3.2,1.6-4.4,3.1-5.9   c20.5-20.6,41.1-41.2,61.7-61.8c8-8,16-16,24-24c2.1,0,2.8,1.8,3.9,3.2c11.3,16.8,27.7,25.5,47.3,25.4   c28.3-0.1,52.6-19.4,56.4-48.6c3.1-23.5-5.5-42-24.7-55.7c-1-0.7-2.1-1.4-2.3-2.8c0.1-1,0.8-1.8,1.5-2.5   c11.6-11.6,23-23.3,34.8-34.7C808,274.6,809,275.2,810,275.8z" fill="#DCDCDC"/><path d="M807,274c-0.3,0.8-0.4,1.7-0.9,2.2c-11.7,11.6-23.4,23.2-35.1,34.7c-2,0.8-3.5-0.4-5.2-1.1   c-15.9-7-32-7.5-47.9-0.2c-18.4,8.5-29.2,23-32.7,43.1c-1.8,10.7-0.2,20.8,3.8,30.8c0.8,1.9,2.2,3.8,1.1,6.2   c-0.2,2.4-2.1,3.7-3.6,5.2c-27.2,27.3-54.5,54.5-81.7,81.8c-1.4,1.4-3.2,2.4-3.7,4.5c-0.1,2.8-2.6,3.2-4.4,4.2   c-33.6,19.6-67.4,38.8-100.9,58.4c-4.9,2.9-4.9,2.9-0.1,5.8c5.7,3.4,11.6,6.5,17.2,10c1.3,0.8,3.3,1.1,3.1,3.3c0,2.1-1.7,3.2-3,4.4   c-18.8,18.9-37.7,37.7-56.6,56.6c-1.3,1.3-2.3,2.9-4.4,3c-6.9-3.9-13.9-7.8-20.7-11.8c-2.4-1.4-3.7-1.4-5.7,1   c-24.5,30.2-56.5,44.5-95.1,41.6c-51.8-3.9-89.9-42.8-98.6-88.1c-11.6-60.3,27.3-116,83.2-127.9c42-9,77.9,2.9,106.8,34.8   c3.5,3.8,5.5,4.2,9.9,1.6c65.7-38.1,131.4-76,197.2-113.9c2.4-1.4,4-2.6,4.1-6c0.8-46.3,34.2-89,79.3-101.2   C746.5,247.9,778.2,253.3,807,274z" fill="#FEFEFE"/><path d="M603,480.9c20.9-12.2,41.9-24.4,62.8-36.6c1.7-1,2.8-0.9,4.3,0.4c7.9,7.2,16.8,13.1,26.6,17.3   c2.8,1.2,2.3,3.3,2.3,5.4c0,24.8,0,49.7,0,74.5c0,24.2-0.1,48.3,0.1,72.5c0,3.4-1.1,4.9-4,6.3c-12.1,5.6-22.6,13.4-31.7,23   c-1.7,1.8-2.9,2.5-5.4,1.1c-45.6-26.4-91.2-52.7-136.8-79c-0.4-0.2-0.8-0.6-1.2-0.9c-1.3-2.2,0.5-3.5,1.7-4.6   c19.9-19.5,38.9-40,59.6-58.8C588.6,494.7,595,487,603,480.9z" fill="#01673E"/><path d="M800,718.9c-0.3,31.9-27.1,58.8-58.9,58c-34.4-0.8-58.2-27.1-57.8-58.8c0.5-34.7,26.9-58.1,58.5-57.8   C775.5,660.7,799.3,686.4,800,718.9z" fill="#01673E"/><path d="M773.1,312.9c14.7,9,23,22.4,25.8,39c5.6,33.2-17.1,60.7-45.8,66.7c-22.9,4.8-48.6-6-60.2-25.4   c-1.1-2.4,0.6-3.8,2-5.2c18.7-18.2,36.3-37.4,55.7-54.9c6-5.4,11.5-11.5,17.3-17.2C769.4,314.5,770.5,312.4,773.1,312.9z" fill="#01673E"/><path d="M773.1,312.9c-0.8,0.6-1.7,1.1-2.4,1.8c-25,24.7-50,49.3-75,74c-1.3,1.3-2.8,2.4-2.9,4.5   c-0.9-1.1-1.8-2.3-2.7-3.4c-8.4-17.2-9.7-34.7-1.8-52.4c13.3-29.5,48.4-42.4,77.7-28.7c1.6,0.8,3.3,1.6,4.9,2.4   C771.7,311.6,772.4,312.3,773.1,312.9z" fill="#008651"/><path d="M603,480.9c-7.3,8.2-15,16-23.3,23.2c-1.2,1.1-2.5,2.2-3.7,3.4c-17.6,17.5-35.1,35.1-52.6,52.6   c-1.4,1.4-3.3,2.4-3.4,4.7c-1.3-0.6-2.6-1.2-4-1.8c-9.1-5.4-18.2-10.7-27.7-16.3c33.1-19.1,65.7-37.9,98.3-56.7   c4.9-2.8,9.7-5.8,14.5-8.7C601.7,481.1,602.4,481,603,480.9z" fill="#008651"/><path d="M339.3,490c32.5,0.7,58.2,24.5,58.4,58.3c0.1,32.2-23.7,57.8-58.4,58.6c-31.5,0.7-58.1-26.3-58.3-58.1   C280.8,516.8,307.3,490.1,339.3,490z" fill="#008651"/></g></svg>
\ No newline at end of file
diff --git a/doc/book/images/nodes.png b/doc/book/images/nodes.png
deleted file mode 100644
index 84f2566f..00000000
Binary files a/doc/book/images/nodes.png and /dev/null differ
diff --git a/doc/book/images/pencil.png b/doc/book/images/pencil.png
index 3313b44a..33b622e1 100644
Binary files a/doc/book/images/pencil.png and b/doc/book/images/pencil.png differ
diff --git a/doc/book/images/pencil.svg b/doc/book/images/pencil.svg
new file mode 100644
index 00000000..408450e9
--- /dev/null
+++ b/doc/book/images/pencil.svg
@@ -0,0 +1 @@
+<?xml version="1.0" ?><svg height="100" viewBox="0 0 100 100" width="100" xmlns="http://www.w3.org/2000/svg"><path d="M50.147 0c-27.614 0-50 22.386-50 50 0 27.613 22.386 50 50 50s50-22.387 50-50c0-27.615-22.385-50-50-50z" fill="#3DB39E"/><path d="M93.141 24.477c-4.147-6.972-9.938-12.85-16.845-17.096-13.932 13.932-37.795 37.795-38.251 38.25-1.357 1.357-5.701 21.295-4.763 22.233.961.962 20.415-3.943 21.733-5.263l38.126-38.124z" fill="#BF392B"/><path d="M46.521 54.107c-.996-.996-1.124-5.367-2.128-6.37-1.003-1.005-6.344-2.105-6.348-2.106-1.303 1.303-5.356 19.724-4.848 22.022l.295.296c2.282.488 20.257-4.081 21.523-5.348 0 0-1.146-5.389-2.127-6.369-.981-.982-5.369-1.128-6.367-2.125z" fill="#FFCABA"/><path d="M33.171 67.506l.026.146.296.297c2.286.487 20.256-4.081 21.522-5.348 0 0-1.102-5.344-2.105-6.349-16.719 9.511-19.33 11.016-19.739 11.254z" fill="#E5B5A7"/><path d="M33.164 67.435c.305-.523 1.981-3.438 11.229-19.697-1.004-1.005-6.349-2.106-6.349-2.106-1.267 1.266-5.137 18.731-4.88 21.803z" fill="#FFDCD2"/><path d="M36.631 64.017c-.687-.688-1.866-1.202-2.961-1.285-.466 2.772-.675 4.846-.388 5.133.279.28 2.129.062 4.637-.419.061-1.213-.501-2.642-1.288-3.429z" fill="#BF392B"/><path d="M38.045 45.631s5.345 1.102 6.349 2.106c-.015.024 36.883-36.852 36.883-36.852-1.587-1.264-3.246-2.439-4.98-3.506l-38.252 38.252z" fill="#C9574B"/><path d="M89.701 19.431s-36.815 36.835-36.791 36.822c1.004 1.005 2.105 6.349 2.105 6.349l38.125-38.125c-1.043-1.756-2.195-3.438-3.439-5.046z" fill="#AC3327"/></svg>
\ No newline at end of file
diff --git a/doc/book/images/syringe.png b/doc/book/images/syringe.png
index 969ed4e8..96108c29 100644
Binary files a/doc/book/images/syringe.png and b/doc/book/images/syringe.png differ
diff --git a/doc/book/images/syringe.svg b/doc/book/images/syringe.svg
new file mode 100644
index 00000000..ec8f05dc
--- /dev/null
+++ b/doc/book/images/syringe.svg
@@ -0,0 +1 @@
+<?xml version="1.0" ?><!DOCTYPE svg  PUBLIC '-//W3C//DTD SVG 1.1//EN'  'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd'><svg enable-background="new 0 0 512 512" height="512px" id="Слой_1" version="1.1" viewBox="0 0 512 512" width="512px" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g id="syringe"><g><path d="M512,256c0,141.391-114.609,255.984-256,256C114.609,511.984,0,397.391,0,256S114.609,0,256,0    S512,114.609,512,256z" fill="#9ED368"/><path d="M222.805,509.781C233.672,511.188,244.742,512,256,512c135.422-0.016,246.211-105.172,255.328-238.297    l-139.57-139.563L109.461,396.438L222.805,509.781z" fill="#8BC052"/></g><g><polygon fill="#F4F6F9" points="391.242,153.641 358.352,120.75 341.906,104.281 325.461,120.734 341.906,137.172 309,170.078     341.906,202.984 374.797,170.094 391.242,186.531 407.695,170.094   "/><path d="M276.109,170.078L144.586,301.625l8.156,41.172l-48.461,48.453l16.461,16.453l48.461-48.469l41.133,8.109    l131.57-131.453L276.109,170.078z" fill="#F4F6F9"/><polygon fill="#E5E8EC" points="358.352,252.328 259.664,153.641 276.109,137.203 374.797,235.875   "/><polygon fill="#AB91EA" points="120.742,407.703 169.203,359.234 210.336,367.344 267.852,309.875 202.094,244.125     144.586,301.625 152.742,342.797 104.281,391.25   "/></g></g></svg>
\ No newline at end of file
diff --git a/doc/book/images/warning.png b/doc/book/images/warning.png
deleted file mode 100644
index b43e2890..00000000
Binary files a/doc/book/images/warning.png and /dev/null differ
diff --git a/doc/book/index.html b/doc/book/index.html
index 01595ca9..7af90bd6 100644
--- a/doc/book/index.html
+++ b/doc/book/index.html
@@ -3,14 +3,15 @@
     <h1>Expressive</h1>
     
     <p>PSR-7 Middleware in Minutes</p>
+    <pre><code class="language-bash" data-trim>$ composer create-project -s rc zendframework/zend-expressive-skeleton expressive</code></pre>
   </div>
 </div>
 
 <div class="container features">
   <div class="row row-flex row-flex-wrap">
     <div class="col-sm-6 col-md-4">
-      <div class="panel panel-success"><div class="panel-content">
-        <img src="images/checkmark.png" alt="PSR-7" /><br />
+      <div class="panel"><div class="panel-content">
+        <img src="images/check.png" alt="PSR-7" /><br />
 
         <h3>PSR-7</h3>
 
@@ -21,7 +22,7 @@ <h3>PSR-7</h3>
     </div>
 
     <div class="col-sm-6 col-md-4">
-      <div class="panel panel-success"><div class="panel-content center-block">
+      <div class="panel"><div class="panel-content center-block">
         <img src="images/lambda.png" alt="Middleware" /><br />
 
         <h3>Middleware</h3>
@@ -35,8 +36,8 @@ <h3>Middleware</h3>
     </div>
 
     <div class="col-sm-6 col-md-4">
-      <div class="panel panel-success"><div class="panel-content center-block">
-        <img src="images/nodes.png" alt="Routing" /><br />
+      <div class="panel"><div class="panel-content center-block">
+        <img src="images/network.png" alt="Routing" /><br />
 
         <h3>Routing</h3>
 
@@ -49,7 +50,7 @@ <h3>Routing</h3>
 
   <div class="row row-flex row-flex-wrap">
     <div class="col-sm-6 col-md-4">
-      <div class="panel panel-success"><div class="panel-content">
+      <div class="panel"><div class="panel-content">
         <img src="images/syringe.png" alt="Dependency Injection" /><br />
 
         <h3>Dependency Injection</h3>
@@ -62,7 +63,7 @@ <h3>Dependency Injection</h3>
     </div>
 
     <div class="col-sm-6 col-md-4">
-      <div class="panel panel-success"><div class="panel-content center-block">
+      <div class="panel"><div class="panel-content center-block">
         <img src="images/pencil.png" alt="Templating" /><br />
 
         <h3>Templating</h3>
@@ -75,8 +76,8 @@ <h3>Templating</h3>
     </div>
 
     <div class="col-sm-6 col-md-4">
-      <div class="panel panel-success"><div class="panel-content center-block">
-        <img src="images/warning.png" alt="Error Handling" /><br />
+      <div class="panel"><div class="panel-content center-block">
+        <img src="images/error.png" alt="Error Handling" /><br />
 
         <h3>Error Handling</h3>
 
@@ -95,12 +96,9 @@ <h3>Error Handling</h3>
     <h2>Get Started Now!</h2>
 
     <p>Installation is only a <a href="https://getcomposer.org">Composer</a> command away!</p>
-
     <pre><code class="language-bash" data-trim>
-$ composer create-project -s rc zendframework/zend-expressive-skeleton expressive
-    </code></pre>
+$ composer create-project -s rc zendframework/zend-expressive-skeleton expressive</code></pre>
 
-    <h3>Choose what you want</h3>
 
     <p>
       Expressive provides interfaces for routing and templating, letting <em>you</em>
@@ -111,21 +109,19 @@ <h3>Choose what you want</h3>
       Our unique installer allows you to select <em>your</em> choices when starting
       your project!
     </p>
-
-    <div class="container"><div class="row">
-        <div class="col-xs-8">
-          <img class="img-responsive" src="images/installer.png" alt="Expressive Installer" /><br />
+      <div class="row">
+        <div class="col-xs-12">
+          <img class="img-responsive screenshot" src="images/installer.png" alt="Expressive Installer" /><br />
         </div>
-      
-        <div class="col-xs-4">
+      </div>
+      <div class="row">
+        <div class="col-xs-12">
           <button type="btn btn-lg btn-primary"><a href="getting-started/skeleton/">Learn more</a></button>
         </div>
-    </div></div>
-
-    <h3>Applications, Simplified</h3>
-
-    <div class="container"><div class="row">
-        <div class="col-xs-8">
+    </div>
+     <div class="row">
+        <div class="col-xs-12">
+          <h2>Applications, Simplified</h2>
           <p>Write middleware:</p>
 
           <pre><code class="language-php" data-trim>
@@ -139,24 +135,17 @@ <h3>Applications, Simplified</h3>
 
     $response->getBody()->write('You visited ' . $path);
     return $next($request, $response->withHeader('X-Path', $path));
-};
-    </code></pre>
-
+};</code></pre>
           <p>And add it to an application:</p>
-
           <pre><code class="language-php" data-trim>
 $app->get('/path', $pathMiddleware);
           </code></pre>
         </div>
-      
-        <div class="col-xs-4">
+      </div>
+       <div class="row">
+        <div class="col-xs-12">
           <button type="btn btn-lg btn-primary"><a href="features/application/">Learn more</a></button>
-        </div>
     </div></div>
-  </div></div></div>
-</div>
-
-<div class="container">
   <div class="row"><div class="panel"><div class="panel-content">
     <h2>Learn more</h2>
 
@@ -168,4 +157,4 @@ <h2>Learn more</h2>
 
     <p>Or use the menu to navigate to the section you're interested in.</p>
   </div></div></div>
-</div>
+</div></div></div></div>