diff --git a/public/styles/elements/_all.scss b/public/styles/elements/_all.scss
new file mode 100644
index 0000000..3195923
--- /dev/null
+++ b/public/styles/elements/_all.scss
@@ -0,0 +1,12 @@
+/*
+ *  All
+ *    Base * Seettings
+ *
+ *  Dependencies:
+ *
+ *  Version:
+ *    1.0.0 - 2018/02/23
+ */
+* {
+  box-sizing: border-box;
+}