added box-sizing: border-box to remove unwanted scroll bar

Author: JorvanW

Sprint-3/quote-generator/style.css

@@ -1,5 +1,16 @@
+{
+  box-sizing: border-box;
+}
+
+html,
+body {
+  margin: 0;
+  padding: 0;
+  height: 100%;
+}
+
+
 body {
-  height: 100vh;
   display: flex;
   justify-content: center;
   align-items: center;