commit 94029f78a87ea956c000ca7cce4070048f4b155d
Author: Bùi Thành Nhân <hi@imnhan.com>
Date:   Sat Aug 1 20:21:05 2020 +0700

    don't use flexbox "gap" anymore
    
    Because it's barely supported atm.

diff --git a/src/pytaku/static/base.css b/src/pytaku/static/base.css
index e4558ac..f2211b1 100644
--- a/src/pytaku/static/base.css
+++ b/src/pytaku/static/base.css
@@ -50,7 +50,6 @@ .button {
   align-items: center;
   justify-content: center;
   vertical-align: bottom;
-  gap: 0.3rem;
 
   cursor: pointer;
   border: 0;
@@ -59,6 +58,12 @@ .button {
   color: white;
   text-decoration: none;
 }
+.button > * {
+  margin-right: 0.3rem;
+}
+.button > *:last-child {
+  margin-right: 0;
+}
 .button:hover {
   filter: brightness(110%);
 }
@@ -88,10 +93,17 @@ .button > img {
 
 nav {
   display: flex;
-  gap: 1rem;
   flex-wrap: wrap;
   padding: var(--body-padding);
 }
+nav > * {
+  margin-right: 1rem;
+  margin-top: 0.2rem;
+  margin-bottom: 0.2rem;
+}
+nav > *:last-child {
+  margin-right: 0;
+}
 
 .logo {
   width: 150px;
@@ -108,10 +120,15 @@ .search {
 .links {
   margin-left: auto; /* to pull to the right */
   display: inline-flex;
-  gap: 1rem;
   justify-content: center;
   align-items: center;
 }
+.links > * {
+  margin-right: 1rem;
+}
+.links > *:last-child {
+  margin-right: 0;
+}
 .links a * {
   vertical-align: middle;
 }
diff --git a/src/pytaku/templates/chapter.html b/src/pytaku/templates/chapter.html
index fbca8e1..c39eb8a 100644
--- a/src/pytaku/templates/chapter.html
+++ b/src/pytaku/templates/chapter.html
@@ -30,10 +30,17 @@
   .buttons {
     display: flex;
     flex-direction: row;
-    gap: .5rem;
     justify-content: center;
     flex-wrap: wrap;
   }
+  .buttons > * {
+    margin-right: .5rem;
+    margin-top: .2rem;
+    margin-bottom: .2rem;
+  }
+  .buttons > *:last-child {
+    margin-right: 0;
+  }
 </style>
 {% endblock %}