Fix mobile support

styling/header.css

@@ -5,17 +5,13 @@
 .header-list {
     margin: 0;
     padding-left: 0;
-    display: flex;
-    flex: 1 1 0;
+    display: inline-block;
     justify-content: center;
     align-items: stretch;
 }
 
 .header-list > a {
-    flex-basis: 75px;
-    /* flex-wrap: nowrap; */
-    /* flex-grow: 1; */
-    align-items: stretch;
+    align-items: center;
     display: inline-block;
     padding: 10px;
     border: 2px solid #5359708c;
@@ -55,9 +51,9 @@
     float: right;
 }
 
-@media screen and (max-width: 600px) {
+@media screen and (max-width: 100px) {
     .header-list > a {
-        display: block;
+        margin-top: 10px;
     }
 
     .header-list > a:not(:last-child) {