diff --git a/Backend/mocked-services/src/main/resources/static/css/r11tool.css b/Backend/mocked-services/src/main/resources/static/css/r11tool.css
index 6d7d543..5d5cde1 100644
--- a/Backend/mocked-services/src/main/resources/static/css/r11tool.css
+++ b/Backend/mocked-services/src/main/resources/static/css/r11tool.css
@@ -1,4 +1,9 @@
 @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;700&display=swap');
+
+imput {
+    box-sizing: border-box;
+}
+
 .hyperlink, .hyperlink:visited, .hyperlink:active {
     color: rgb(47, 125, 146);
     cursor: pointer;