Update README.md

README.md

@@ -10,11 +10,11 @@ tags:
 <div class="flex justify-center">
   <div class="container p-0 w-100">
     <div class="flex">
-      <div class="">
+      <div class="flex-auto">
         <font size="6"><b>YumekawaMix</b><font>
         <font size="3">
       </div>
-      <div class="">
+      <div>
         <a
           href="https://twitter.com/AiRSTR7"
           class="mb-2 inline-block rounded px-6 py-2.5 text-white shadow-md"