diff --git a/css/fix.css b/css/fix.css
new file mode 100644
index 0000000..715e887
--- /dev/null
+++ b/css/fix.css
@@ -0,0 +1,26 @@
+/* flow_imgの中のimg要素に高さ指定を追加 */
+.flow_img img {
+    height: 160mm;
+    margin: 0 auto;
+}
+
+/* スクショimg要素を中央揃え横並びで表示させる*/
+.ss_img {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    flex-wrap: wrap;
+    margin: 0 auto;
+    width: 100%;
+    max-width: 100%;
+    padding: 0;
+    list-style: none;
+    text-align: center;
+    margin-top: 10px;
+    margin-bottom: 10px;
+}
+.ss_img img {
+    height: 100mm;
+    margin: 0 auto;
+}
+