Merge pull request #227 from lewisbirks/spacing

Update the look and feel of the input form

Author: jglick

src/main/resources/org/jenkinsci/plugins/workflow/support/steps/input/InputStepExecution/index.jelly

@@ -7,28 +7,34 @@
   <h1>${it.input.message}</h1>
   <j:if test="${!it.completed}">
   <j:new var="u" className="hudson.Util" />
-    <f:form method="post" action="${u.rawEncode(it.id)}/submit" name="${it.id}">
+    <f:form method="post" action="${u.rawEncode(it.id)}/submit" name="${it.id}" class="jenkins-form">
       <j:if test="${it.hasUnsafeParameters}">
-        <div class="alert alert-warning">
-        Support for <code>FileParameter</code>s will be removed in a future release.
-        Details on how to migrate your pipeline can be found 
-        <a rel="noopener noreferrer" href="https://jenkins.io/redirect/plugin/pipeline-input-step/file-parameters">online</a>.
+        <div class="jenkins-form-item--medium">
+          <div class="alert alert-warning">
+            Support for <code>FileParameter</code>s will be removed in a future release.
+            Details on how to migrate your pipeline can be found
+            <a rel="noopener noreferrer" href="https://jenkins.io/redirect/plugin/pipeline-input-step/file-parameters">online</a>.
+          </div>
         </div>
       </j:if>
       <j:if test="${it.hasUnsafeId}">
-        <div class="alert alert-warning">
-        The input is using a URL unsafe id ("<code>${it.id}</code>").<br/>
-        Ids should be restricted to characters that are URL safe that do not need encoding such as ASCII alpha numeric and a limited set of punctuation.
+        <div class="jenkins-form-item--medium">
+          <div class="alert alert-warning">
+            The input is using a URL unsafe id ("<code>${it.id}</code>").<br/>
+            Ids should be restricted to characters that are URL safe that do not need encoding such as ASCII alpha numeric and a limited set of punctuation.
+          </div>
         </div>
       </j:if>
       <j:forEach var="param" items="${it.input.parameters}">
         <j:set var="escapeEntryTitleAndDescription" value="true"/>
-        <st:include page="index.jelly" it="${param}"/>
+        <div class="jenkins-form-item--medium">
+          <st:include page="index.jelly" it="${param}"/>
+        </div>
       </j:forEach>
-      <f:block>
+      <f:bottomButtonBar>
         <f:submit value="${it.input.ok}" name="proceed"/>
-        <f:submit value="${it.input.cancel}" name="abort"/>
-      </f:block>
+        <f:submit value="${it.input.cancel}" name="abort" primary="false"/>
+      </f:bottomButtonBar>
     </f:form>
   </j:if>
 </j:jelly>