diff --git a/assets/css/styles.scss b/assets/css/styles.scss
index 05e894ed2..ed51df54a 100644
--- a/assets/css/styles.scss
+++ b/assets/css/styles.scss
@@ -1,7 +1,7 @@
 :root {
   --bg-color: #121212;
-  --fg-color: #FFF;
-  --ac-color: #51FF0D;
+  --fg-color: #fff;
+  --ac-color: #51ff0d;
   --err-color: #393939;
 }
 
@@ -22,7 +22,7 @@
   box-sizing: border-box;
   outline: 0;
   border: 0;
-  font-family: 'Poppins', 'Roboto', 'Noto', sans-serif;
+  font-family: "Poppins", "Roboto", "Noto", sans-serif;
 }
 
 @keyframes fadein {
@@ -47,7 +47,7 @@ body {
   color: var(--fg-color);
   font-weight: 500;
   line-height: 1.5;
-  animation: fadein .2s;
+  animation: fadein 0.2s;
   -webkit-tap-highlight-color: transparent;
   -webkit-touch-callout: none;
   -webkit-user-select: none;
@@ -110,7 +110,8 @@ legend {
   cursor: pointer;
 }
 
-fieldset textarea, fieldset pre {
+fieldset textarea,
+fieldset pre {
   resize: vertical;
 }
 
@@ -123,43 +124,43 @@ fieldset.request legend {
 }
 
 fieldset.history {
-  border-color: #9B9B9B;
+  border-color: #9b9b9b;
 }
 
 fieldset.history legend {
-  color: #9B9B9B;
+  color: #9b9b9b;
 }
 
 fieldset.authentication {
-  border-color: #B8E986;
+  border-color: #b8e986;
 }
 
 fieldset.authentication legend {
-  color: #B8E986;
+  color: #b8e986;
 }
 
 fieldset.parameters {
-  border-color: #50E3C2;
+  border-color: #50e3c2;
 }
 
 fieldset.parameters legend {
-  color: #50E3C2;
+  color: #50e3c2;
 }
 
 fieldset.reqbody {
-  border-color: #4A90E2;
+  border-color: #4a90e2;
 }
 
 fieldset.reqbody legend {
-  color: #4A90E2;
+  color: #4a90e2;
 }
 
 fieldset.response {
-  border-color: #C198FB;
+  border-color: #c198fb;
 }
 
 fieldset.response legend {
-  color: #C198FB;
+  color: #c198fb;
 }
 
 .hidden .collapsible {
@@ -211,7 +212,6 @@ ol li {
 }
 
 @media (max-width: 720px) {
-
   ul,
   ol {
     flex-direction: column;
@@ -226,3 +226,23 @@ ol li {
 #installPWA {
   display: none;
 }
+
+.info-response {
+  background-color: #ffeb3b;
+}
+
+.success-response {
+  background-color: #66BB6A;
+}
+
+.redir-response {
+  background-color: #ff5722;
+}
+
+.cl-error-response {
+  background-color: #ef5350;
+}
+
+.sv-error-response {
+  background-color: #b71c1c;
+}
\ No newline at end of file
diff --git a/pages/index.vue b/pages/index.vue
index 4be215994..b17f61df3 100644
--- a/pages/index.vue
+++ b/pages/index.vue
@@ -138,7 +138,7 @@
         <ul>
           <li>
             <label for="status">status</label>
-            <input name="status" type="text" readonly :value="response.status || '(waiting to send request)'">
+            <input name="status" type="text" readonly :value="response.status || '(waiting to send request)'" :class="statusCategory ? statusCategory.className : ''" >
           </li>
         </ul>
         <ul v-for="(value, key) in response.headers">
@@ -230,6 +230,17 @@
           }
       },
       computed: {
+          statusCategory(){
+            const statusCategory = [
+              {name: 'informational', statusCodeRegex: new RegExp(/[1][0-9]+/), className: 'info-response'},
+              {name: 'successful', statusCodeRegex: new RegExp(/[2][0-9]+/), className: 'success-response'},
+              {name: 'redirection', statusCodeRegex: new RegExp(/[3][0-9]+/), className: 'redir-response'},
+              {name: 'client error', statusCodeRegex: new RegExp(/[4][0-9]+/), className: 'cl-error-response'},
+              {name: 'server error', statusCodeRegex: new RegExp(/[5][0-9]+/), className: 'sv-error-response'},
+            ].find(status => status.statusCodeRegex.test(this.response.status));
+
+            return statusCategory;
+          },
           noHistoryToClear() {
               return this.history.length === 0;
           },