diff --git a/nginx/vue/public/css/styles.css b/nginx/vue/public/css/styles.css
index 33c945d..a31df97 100644
--- a/nginx/vue/public/css/styles.css
+++ b/nginx/vue/public/css/styles.css
@@ -30,7 +30,7 @@
 /* VARIABLES */
 :root {
     /* RED, WHITE, BLACK are standard*/
-    --portal-grey: #dddddd;
+    --portal_grey: #dddddd;
     --portal_orange: #ff9a00;
     --portal_light_orange: #ff5d00;
     --portal_blue: #0065ff;
@@ -54,8 +54,8 @@
     --gap: 1px;
 
     /* FONTS USED */
-    --font-heading: big_noodle_titling;
-    --font-text: CreatoDisplay;
+    --font_heading: big_noodle_titling;
+    --font_text: CreatoDisplay;
 }
 /* END OF VARIABLES */
 
@@ -64,7 +64,7 @@ body {
     margin: 0 auto;
     width: 100vw;
     height: 100vh;
-    font-family: var(--font-text);
+    font-family: var(--font_text);
 }
 
 a {
@@ -79,7 +79,7 @@ h2,
 h3,
 h4 {
     color: var(--primary);
-    font-family: var(--font-heading);
+    font-family: var(--font_heading);
     margin: var(--margin);
 }
 
@@ -320,19 +320,17 @@ tr {
 
 /* A5 Page */
 .a5page-landscape {
-    font-family: var(--font-text);
+    font-family: var(--font_text);
     height: 148mm;
     width: 210mm;
     margin: 0px;
-    box-sizing: border-box;
 }
 
 .a5page-portrait {
-    font-family: var(--font-text);
+    font-family: var(--font_text);
     width: 148mm;
     height: 210mm;
     margin: 0px;
-    box-sizing: border-box;
 }
 
 /* A4 Page */
@@ -340,14 +338,41 @@ tr {
     width: 210mm;
     height: 297mm;
     margin: 0px;
-    box-sizing: border-box;
 }
 
 .a4page-landscape {
     height: 210mm;
     width: 297mm;
-    box-sizing: border-box;
     margin: 0 auto;
 }
 
 /* END OF CLASSES */
+
+/* PHONE */
+@media (max-width: 850px) {
+    .a4page-portrait {
+        width: 100%; /* fill mobile width */
+        height: auto; /* adjust height automatically */
+        margin: 0 auto; /* center horizontally */
+        box-sizing: border-box;
+    }
+    .a4page-landscape {
+        width: 100%; /* fill mobile width */
+        height: auto; /* adjust height automatically */
+        margin: 0 auto; /* center horizontally */
+        box-sizing: border-box;
+    }
+    .a3page-portrait {
+        width: 100%; /* fill mobile width */
+        height: auto; /* adjust height automatically */
+        margin: 0 auto; /* center horizontally */
+        box-sizing: border-box;
+    }
+    .a3page-landscape {
+        width: 100%; /* fill mobile width */
+        height: auto; /* adjust height automatically */
+        margin: 0 auto; /* center horizontally */
+        box-sizing: border-box;
+    }
+}
+/* END OF PHONE */
diff --git a/nginx/vue/src/components/Overlay.vue b/nginx/vue/src/components/Overlay.vue
index ffc7b61..c43232f 100644
--- a/nginx/vue/src/components/Overlay.vue
+++ b/nginx/vue/src/components/Overlay.vue
@@ -6,8 +6,11 @@
 
 <style scoped>
 .overlay {
-    position: absolute;
-    inset: 0; /* full width & height of parent */
-    pointer-events: none; /* overlay does not block clicks */
+    position: fixed; /* not absolute */
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    pointer-events: none;
 }
 </style>
diff --git a/nginx/vue/src/components/backgrounds/Halftone.vue b/nginx/vue/src/components/backgrounds/Halftone.vue
index 378c02e..e864512 100644
--- a/nginx/vue/src/components/backgrounds/Halftone.vue
+++ b/nginx/vue/src/components/backgrounds/Halftone.vue
@@ -4,12 +4,13 @@
 
 <style scoped>
 div {
-    width: 100vw;
-    height: 100vh;
     position: fixed;
-    left: 0px;
-    top: 0px;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
     z-index: -1;
+    object-fit: cover; /* optional if it’s an img background */
 }
 
 .halftone {
diff --git a/nginx/vue/src/views/Home.vue b/nginx/vue/src/views/Home.vue
index a0a7b0a..223563d 100644
--- a/nginx/vue/src/views/Home.vue
+++ b/nginx/vue/src/views/Home.vue
@@ -42,10 +42,27 @@ import Overlay from "@/components/Overlay.vue";
 <style scoped>
 .grid {
     display: grid;
-    grid-gap: 10px;
+    grid-gap: 5px;
     grid-template-columns: repeat(10, 1fr);
     grid-template-rows: repeat(10, 1fr);
 }
+.ov4 {
+    position: fixed; /* instead of absolute */
+    bottom: 0;
+    right: 0;
+    width: 250px; /* keeps size fixed */
+}
+
+@media (max-width: 850px) {
+    .grid {
+        width: 100%;
+        display: flex;
+        flex-direction: column;
+    }
+    .ov4 {
+        width: 100px; /* keeps size fixed */
+    }
+}
 
 .intro {
     grid-column: 1 / span 6;
@@ -110,12 +127,6 @@ import Overlay from "@/components/Overlay.vue";
     bottom: -50px;
     left: -200px;
 }
-.ov4 {
-    width: 250px;
-    position: absolute;
-    bottom: 0px;
-    right: 0px;
-}
 .ov5 {
     height: 100px;
     position: absolute;