improve css for mobile page

app/assets/stylesheets/mobile.css.scss

@@ -8,9 +8,13 @@ body {
   padding: 5px;
 }
 
+input[type=text], input[type=submit] {
+  font-size: 20pt;
+}
+
 /* paginator */
 div.paginator {
-  font-size: 20pt;
+  font-size: 18pt;
   font-weight: bold;
   text-align: center;
 
@@ -18,7 +22,6 @@ div.paginator {
     display: inline;
 
     a, span {
-      border: 1px solid #EAEAEA;
       padding: 3px 18px;
       margin: 0 3px;
       display: inline-block;

app/views/mobile/posts/index.html.erb

@@ -1,5 +1,5 @@
 <%= form_tag(m_posts_path, :method => "get") do %>
-  <%= text_field_tag("tags", params[:tags], :size => 30) %>
+  <%= text_field_tag("tags", params[:tags], :size => 17) %>
   <%= submit_tag "Go", :name => nil %>
 <% end %>
 
@@ -7,10 +7,6 @@
 
 <%= sequential_paginator(@post_set.posts) %>
 
-<div id="tags">
-  <%= @post_set.presenter.tag_list_html(self, :name_only => true, :path_prefix => "/m/posts") %>
-</div>
-
 <%= content_for(:html_header) do %>
   <meta name="viewport" content="width=device-width,initial-scale=1">
 <% end %>