diff --git a/mk/doc.mk b/mk/doc.mk
index 4fe35efe8ea..df0f2ade9f5 100644
--- a/mk/doc.mk
+++ b/mk/doc.mk
@@ -2,6 +2,11 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+
+RUSTDOC_HTML_IN_HEADER = $(S)/src/etc/rustdoc-style.html
+RUSTDOC_FLAGS = --html-in-header $(RUSTDOC_HTML_IN_HEADER)
+RUSTDOC_DEPS = $(RUSTDOC_HTML_IN_HEADER)
+
 # FIXME(#2924) These crates make rustdoc fail for undetermined reasons.
 DOC_BLACKLISTED := style
 
@@ -11,9 +16,9 @@ doc-$(1): doc/$(1)/index.html
 
 ifeq (,$(filter $(1),$(DOC_BLACKLISTED)))
 
-doc/$(1)/index.html: $$(DEPS_$(1))
+doc/$(1)/index.html: $$(DEPS_$(1)) $$(RUSTDOC_DEPS)
 	@$$(call E, rustdoc: $$@)
-	$$(Q)$$(RUSTDOC) $$(RFLAGS_$(1)) $$<
+	$$(Q)$$(RUSTDOC) $$(RUSTDOC_FLAGS) $$(RFLAGS_$(1)) $$<
 
 else
 
diff --git a/src/components/layout/inline.rs b/src/components/layout/inline.rs
index 311b9580275..94b2d46b8e8 100644
--- a/src/components/layout/inline.rs
+++ b/src/components/layout/inline.rs
@@ -84,8 +84,6 @@ pub struct Line {
     ///
     /// The ranges that describe these lines would be:
     ///
-    /// <style>.content style ~ table th, style ~ table td { border: 1px solid #888 }
-    ///        .content style ~ table { border-collapse: collapse }</style>
     /// | [0.0, 1.4) | [1.5, 2.0)  | [2.0, 3.4)  | [3.4, 4.0) |
     /// |------------|-------------|-------------|------------|
     /// | 'I like'   | 'truffles,' | '<img> yes' | 'I do.'    |
@@ -164,8 +162,6 @@ pub struct LineIndices {
     ///
     /// The fragments would be indexed as follows:
     ///
-    /// <style>.content style ~ table th, style ~ table td { border: 1px solid #888 }
-    ///        .content style ~ table { border-collapse: collapse }</style>
     /// |  0   |        1         |    2    |       3      |
     /// |------|------------------|---------|--------------|
     /// | 'I ' | 'like truffles,' | `<img>` | ' yes I do.' |
@@ -182,8 +178,6 @@ pub struct LineIndices {
     ///
     /// The characters would be indexed as follows:
     ///
-    /// <style>.content style ~ table th, style ~ table td { border: 1px solid #888 }
-    ///        .content style ~ table { border-collapse: collapse }</style>
     /// | 0 | 1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
     /// |---|---|---|---|---|---|---|---|---|---|---|---|----|----|----|----|----|
     /// | I |   | l | i | k | e |   | t | r | u | f | f | l  | e  | s  | ,  |    |
diff --git a/src/etc/rustdoc-style.html b/src/etc/rustdoc-style.html
new file mode 100644
index 00000000000..bd4d0cc11cd
--- /dev/null
+++ b/src/etc/rustdoc-style.html
@@ -0,0 +1,8 @@
+<style>
+.docblock table {
+    border-collapse: collapse;
+}
+.docblock table th, .docblock table td {
+    border: 1px solid #888;
+}
+</style>