Show a loading icon when sending a message (#96)

* Loading icon css and html

* Update html to use loading icon

* Update dependencies

dist/css/style.css

@@ -231,6 +231,47 @@ h2 {
   }
 }
 
+/* Loading icon */
+.lds-ring,
+.lds-ring div {
+  box-sizing: border-box;
+}
+.lds-ring {
+  display: inline-block;
+  position: relative;
+  width: 80px;
+  height: 80px;
+}
+.lds-ring div {
+  box-sizing: border-box;
+  display: block;
+  position: absolute;
+  width: 64px;
+  height: 64px;
+  margin: 8px;
+  border: 8px solid currentColor;
+  border-radius: 50%;
+  animation: lds-ring 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
+  border-color: currentColor transparent transparent transparent;
+}
+.lds-ring div:nth-child(1) {
+  animation-delay: -0.45s;
+}
+.lds-ring div:nth-child(2) {
+  animation-delay: -0.3s;
+}
+.lds-ring div:nth-child(3) {
+  animation-delay: -0.15s;
+}
+@keyframes lds-ring {
+  0% {
+    transform: rotate(0deg);
+  }
+  100% {
+    transform: rotate(360deg);
+  }
+}
+
 /* #### Media Queries ##### */
 
 /* Top panel text and image adjustments */

index.html

@@ -265,6 +265,9 @@ <h3 class="modal-title" id="contactModalLabel">Contact Us</h3>
                     <div id="message-alert" class="alert alert-danger" role="alert"></div>
                 </div>
                 <div class="modal-footer">
+                    <div id="sendmessage-loading" style="display:none;">
+                        <div class="lds-ring"><div></div><div></div><div></div><div></div></div>
+                    </div>
                     <button type="button" class="btn-capanda btn-capanda-blue" id="sendmessage">Send Message</button>
                 </div>
             </div>