Fix a bunch of UI nits in sheriff-o-matic.

Tools/GardeningServer/ui/ct-failure-card.html

Index: Tools/GardeningServer/ui/ct-failure-card.html
diff --git a/Tools/GardeningServer/ui/ct-failure-card.html b/Tools/GardeningServer/ui/ct-failure-card.html
index 7abefd99189b67f0c58ce3da2f36849516debf8d..c1926d1ff366eaaece957ea797730edcf54c5f37 100644
--- a/Tools/GardeningServer/ui/ct-failure-card.html
+++ b/Tools/GardeningServer/ui/ct-failure-card.html
@@ -15,23 +15,53 @@ found in the LICENSE file.
         display: flex;
       }
 
+      /* FIXME: All this paper-button styling should go in a cr-button component so that
+         we can use buttons in different places and have them all look the same. */
       paper-button {
-        background: papayawhip;
+        -webkit-user-select: none;
+        background: #f5f5f5;
+        border-radius: 2px;
+        border: 1px solid #dcdcdc;
+        color: #444;
+        padding: 0 16px;
+        text-align: center;
+      }
+
+      paper-button:focus {
+        border: 1px solid #4d90fe;
+        outline: none;
+      }
+
+      paper-button:active {
+        box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
+      }
+
+      paper-button:active, paper-button:hover {
+        background: #f8f8f8;
+        border-color: #c6c6c6;
+        box-shadow: 0px 1px 1px rgba(0, 0, 0, 0.1);
+        color: #222;
       }
 
       ct-builder-grid {
         margin-right: 10px;
       }
+
+      .failure {
+        flex: 1;
+      }
+
+      #examine {
+        align-self: flex-start;
+      }
     </style>
     <ct-builder-grid failures="{{failures}}"></ct-builder-grid>
-    <div style="flex: 1">
+    <div class="failure">
       <ct-test-list tests="{{failures|testNames}}"></ct-test-list>
       <ct-commit-list first="{{failures[0].newestPassingRevision + 1}}"
                       last="{{failures[0].oldestFailingRevision}}"></ct-commit-list>
     </div>
-    <div>
-      <paper-button id="examine" on-tap="{{examine}}">Examine</paper-button>
-    </div>
+    <paper-button id="examine" on-tap="{{examine}}">Examine</paper-button>
   </template>
   <script>
     Polymer({