diff --git a/src/css/main.css b/src/css/main.css
index fc84aec..784af78 100644
--- a/src/css/main.css
+++ b/src/css/main.css
@@ -480,7 +480,7 @@ html, body {
 
 .clock {
   font-family: var(--font-display);
-  font-size: 20px; font-weight: 500; letter-spacing: 2px;
+  font-size: clamp(1rem, 0.9167rem + 0.28vw, 1.25rem); font-weight: 500; letter-spacing: 2px;
   color: var(--text-secondary);
   transition: color 0.5s, font-family 0.1s;
   line-height: 1;