diff -r 89b12ef5e190 -r 9ed068855450 src/html.cpp
--- a/src/html.cpp	Sun Aug 10 16:09:50 2025 +0200
+++ b/src/html.cpp	Mon Aug 11 20:06:16 2025 +0200
@@ -94,8 +94,8 @@
             table.heatmap td, table.heatmap th {
                 text-align: center;
                 font-size: 0.75rem;
-                border: solid 2px transparent;
-                border-radius: 4px;
+                border: solid 4px transparent;
+                border-radius: 3px;
                 height: 1rem;
             }