diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000000000000000000000000000000000..860ffa4767bb828c0e7a8b76e836c17e6f32afe0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "scss/bootstrap"]
+	path = scss/bootstrap
+	url = https://github.com/twbs/bootstrap.git
diff --git a/Makefile b/Makefile
index ecf165dce0342209fc2879c732b2eb8d7b06eba0..c947b684f1eaa54cd28a07d37e68eee5ad7f79fc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,12 @@
-build:
+build: sass
 	go build -o bin/cerrado
 
-run:
+run: sass
 	go run .
 
 test:
 	go test -v --tags=unit ./...
+
+sass:
+	sassc \
+		-I scss scss/main.scss bin/main.css
diff --git a/scss/main.scss b/scss/main.scss
new file mode 100644
index 0000000000000000000000000000000000000000..ae493855c99c453d9ac962645ce58497402ac5b2
--- /dev/null
+++ b/scss/main.scss
@@ -0,0 +1,9 @@
+@import "bootstrap/scss/_functions.scss";
+@import "bootstrap/scss/_variables.scss";
+@import "bootstrap/scss/_variables-dark.scss";
+@import "bootstrap/scss/_maps.scss";
+@import "bootstrap/scss/_mixins.scss";
+@import "bootstrap/scss/_utilities.scss";
+
+
+@import "bootstrap/scss/_root.scss";