Implement proper font size calc

public/post.css

@@ -7,6 +7,8 @@
   display: grid;
   grid: ". post ." / auto auto auto;
 
+  font-size: calc(clamp(0.8rem, 19200.75rem - 40000vw, 1.0rem) + max(0.75rem, 0.5rem + 0.5208333vw) - 0.75rem);
+
   .mastodon-post {
     grid-area: post;
     justify-self: center;
@@ -193,35 +195,6 @@
       }
     }
   }
-
-  @media screen and (max-width: 575px) {
-    font-size: 2.1vw;
-  }
-  
-  @media screen and (min-width: 576px) {
-    font-size: 2vw;
-  }
-  
-  @media screen and (min-width: 768px) {
-    font-size: 2vw;
-  }
-  
-  @media screen and (min-width: 992px) {
-    font-size: 1.5vw;
-  }
-  
-  @media screen and (min-width: 1200px) {
-    font-size: 1.25vw;
-  }
-  
-  @media screen and (min-width: 1400px) {
-    font-size: 1.1vw;
-  }
-  
-  @media screen and (min-width: 2004px) {
-    font-size: 1vw;
-  }
-
 }
 
 .section.replies-mode {
@@ -233,6 +206,8 @@
   display: grid;
   grid: ". post ." / auto auto auto;
 
+  font-size: calc(clamp(0.8rem, 19200.75rem - 40000vw, 1.0rem) + max(0.75rem, 0.5rem + 0.5208333vw) - 0.75rem);
+
   .mastodon-post {
     grid-area: post;
     justify-self: center;