Update documentation (#685)

This CL updates the Amber README, fixes some markdown errors in the
AmberScript and VkScript documentation and updates the doxygen style
for code blocks slightly.

1 files changed, 6 insertions, 0 deletions

diff --git a/tools/doxy.css b/tools/doxy.css
new file mode 100644
index 0000000..bcf5dd6
--- /dev/null
+++ b/tools/doxy.css
@@ -0,0 +1,6 @@
+div.fragment {
+  padding: 10px 5px;
+  border: 1px solid grey;
+  border-radius: 2px;
+  background-color: #f1f1f1;
+}