Update style.css

Author: M-ali676

style.css

@@ -1,3 +1,50 @@
 body {
     background-color: antiquewhite;
 }
+
+body {
+    background-color: rgba(red, green, blue, pointer);
+}
+
+h1 {
+    font-size: large;
+    color: red;
+    cursor: pointer;
+    font-weight: 200;
+    font-family: sans-serif;
+    text-align: center;
+    margin-top: 50px;
+    border: salmon;
+}
+
+button {
+  font-family: "helvetica neue", helvetica, sans-serif;
+  letter-spacing: 1px;
+  text-transform: uppercase;
+  border: 2px solid rgb(200 200 0 / 60%);
+  background-color: rgb(0 217 217 / 60%);
+  color: rgb(100 0 0 / 100%);
+  box-shadow: 1px 1px 2px rgb(0 0 200 / 40%);
+  border-radius: 10px;
+  padding: 3px 10px;
+  cursor: pointer;
+}
+
+html {
+ font-family: sans-serif;
+ }
+
+ body {
+    width: 50%;
+    max-width: 800px;
+    min-width: 480px;
+    margin: 0 auto;
+  }
+
+  .form input[type="number"] {
+    width: 200px;
+  }
+  .lastResult {
+    color: white;
+    padding: 3px;
+  }