Tweak the poll's labels for mobile with a CSS media query.

Thanks @pierre-louis for the bug report !

templates/repo/polls/poll_badge.tmpl

@@ -38,7 +38,7 @@
 	{{ if $.Super.IsSigned }}
 	<div class="judgment-forms">
 		{{ range $grade, $icon := .Poll.GetGradationList }}
-			<form class="judgment-form {{ if (eq $grade $userGrade) }}selected{{ end }}" action="{{ $.Super.AppSubUrl }}/{{ $.Super.RepoRelPath }}/polls/{{ $pollID }}/judgments" method="post">
+			<form class="judgment-form{{ if (eq $grade $userGrade) }} selected{{ end }}" action="{{ $.Super.AppSubUrl }}/{{ $.Super.RepoRelPath }}/polls/{{ $pollID }}/judgments" method="post">
 				{{ $.Super.CsrfTokenHtml }}
 				<input type="hidden" name="redirect" value="{{ $.Super.AppSubUrl }}/{{ $.Super.RepoRelPath }}/issues/{{ $candidateID }}">
 				<input type="hidden" name="grade" value="{{ $grade }}">

web_src/less/_poll.less

@@ -7,6 +7,9 @@
 //
 
 
+@mobile: ~"only screen and (max-width: 600px)";
+
+
 /* Emote Support */
 .emote {
     font-family: "Source Code Pro", Consolas, monaco, monospace !important;
@@ -44,10 +47,15 @@
 
 .poll-badge {
     display: inline-block;
+    margin-top: 0.3em;
+    margin-bottom: 0.3em;
     /* Otherwise the h1 blocks a portion of the label's hover area */
     position: relative;
     z-index: 1;
     /***************************************************************/
+    @media @mobile {
+        display: block;
+    }
 }
 
 .poll-badge:focus-within .judgment-forms,
@@ -119,9 +127,9 @@
     color: darkred;
     position: absolute;
     content: "×";
-    top: 0.11em;
-    left: 0.19em;
-    font-size: 2em;
+    top: 0.05em;
+    left: 0.05em;
+    font-size: 3em;
     opacity: 0.8;
     pointer-events: none;
 }