Refactoring: format code according to Google style guides

Change-Id: I9b6a5c2f1237e0e3f49fed94991168517cb8b8a9
diff --git a/src/css/options.css b/src/css/options.css
index 72b5904..7808e30 100644
--- a/src/css/options.css
+++ b/src/css/options.css
@@ -1,157 +1,172 @@
 /*@import url("widgets.css");*/
 
 body {
-	padding: 10px;
-	font-family: "Roboto", "Arial", sans-serif!important;
-	background-color: #BBDEFB;
-	background-repeat: repeat;
-	background-position: left top;
-	font-size: 90%;
-	cursor: default;
-	min-width: 400px;
+  padding: 10px;
+  font-family: "Roboto", "Arial", sans-serif !important;
+  background-color: #BBDEFB;
+  background-repeat: repeat;
+  background-position: left top;
+  font-size: 90%;
+  cursor: default;
+  min-width: 400px;
 }
+
 h1 {
-	text-align: center;
-	font-size: 30px;
+  text-align: center;
+  font-size: 30px;
 }
+
 h2 {
-	font-size: 20px;
+  font-size: 20px;
 }
+
 #languages_container {
-	width: 300px;
-	height: 365px;
-	border: 1px solid #ccc;
-	background-color: #E3F2FD;
-	overflow: auto;
+  width: 300px;
+  height: 365px;
+  border: 1px solid #ccc;
+  background-color: #E3F2FD;
+  overflow: auto;
 }
+
 #languages {
-	list-style: none;
-	margin: 0;
-	padding: 0;
+  list-style: none;
+  margin: 0;
+  padding: 0;
 }
+
 #languages li {
-	padding: 15px;
-	border-bottom: 1px dashed #ddd;
-	background-color: #EEF7FD;
-	cursor: move;
-	-webkit-user-select: none;
+  padding: 15px;
+  border-bottom: 1px dashed #ddd;
+  background-color: #EEF7FD;
+  cursor: move;
+  -webkit-user-select: none;
 }
+
 #languages li.sortable-ghost {
-	background-color: #E3F2FD;
+  background-color: #E3F2FD;
 }
+
 #languages li .delete {
-	font-size: 14px;
-	float: right;
-	cursor: pointer;
-	color: red;
+  font-size: 14px;
+  float: right;
+  cursor: pointer;
+  color: red;
 }
+
 #languages_footer {
-	width: 300px;
-	height: 35px;
-	background-color: #fff;
-	border: 1px solid #ccc;
-	border-top: 0;
+  width: 300px;
+  height: 35px;
+  background-color: #fff;
+  border: 1px solid #ccc;
+  border-top: 0;
 }
-button, input, select, option {
-	font-size: 13px!important;
+
+button,
+input,
+select,
+option {
+  font-size: 13px !important;
 }
+
 #languages_add {
-	margin-left: 4px;
-	margin-top: 4px;
+  margin-left: 4px;
+  margin-top: 4px;
 }
+
 #save {
-	display: block;
-	margin: 18px auto;
+  display: block;
+  margin: 18px auto;
 }
 
 /* Dialog */
 dialog#languages_add_dialog {
-	position: fixed;
-	top: 50%;
-	left: 50%;
-	margin-left: -216px;
-	margin-top: -91px;
-	height: 150px;
-	width: 400px;
-	border: 1px solid rgba(0, 0, 0, 0.3);
-	border-radius: 6px;
-	box-shadow: 0 3px 7px rgba(0, 0, 0, 0.3);
+  position: fixed;
+  top: 50%;
+  left: 50%;
+  margin-left: -216px;
+  margin-top: -91px;
+  height: 150px;
+  width: 400px;
+  border: 1px solid rgba(0, 0, 0, 0.3);
+  border-radius: 6px;
+  box-shadow: 0 3px 7px rgba(0, 0, 0, 0.3);
 }
 
 dialog h3 {
-	margin-bottom: 10px;
+  margin-bottom: 10px;
 }
 
 dialog #language_label {
-	font-size: 12px;
+  font-size: 12px;
 }
 
 dialog select {
-	width: 100%;
+  width: 100%;
 }
 
 dialog .action_buttons {
-	margin-top: 10px;
-	float: right;
+  margin-top: 10px;
+  float: right;
 }
 
 dialog::backdrop {
-	position: fixed;
-	top: 0;
-	left: 0;
-	right: 0;
-	bottom: 0;
-	background-color: rgba(0, 0, 0, 0.5);
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: rgba(0, 0, 0, 0.5);
 }
 
 /* Credits */
 #credits_container {
-	position: absolute;
-	top: 0px;
-	right: 50px;
-	background: rgb(195, 235, 204);
-	border: solid 1px rgb(139, 139, 139);
-	border-top: 0;
-	border-radius: 0px 0px 5px 5px;
+  position: absolute;
+  top: 0px;
+  right: 50px;
+  background: rgb(195, 235, 204);
+  border: solid 1px rgb(139, 139, 139);
+  border-top: 0;
+  border-radius: 0px 0px 5px 5px;
 }
 
 #credits_container a {
-	color: green!important;
-	margin: 0 5px;
+  color: green !important;
+  margin: 0 5px;
 }
 
 dialog#credits_dialog {
-	position: fixed;
-	top: 50%;
-	left: 50%;
-	margin-left: -216px;
-	margin-top: -231px;
-	height: 430px;
-	width: 400px;
-	border: 1px solid rgba(0, 0, 0, 0.3);
-	border-radius: 6px;
-	box-shadow: 0 3px 7px rgba(0, 0, 0, 0.3);
+  position: fixed;
+  top: 50%;
+  left: 50%;
+  margin-left: -216px;
+  margin-top: -231px;
+  height: 430px;
+  width: 400px;
+  border: 1px solid rgba(0, 0, 0, 0.3);
+  border-radius: 6px;
+  box-shadow: 0 3px 7px rgba(0, 0, 0, 0.3);
 }
 
 dialog#credits_dialog .content_area h4 {
-	margin-bottom: 0px;
+  margin-bottom: 0px;
 }
 
 dialog#credits_dialog .content_area a.homepage {
-	position: absolute;
-	right: 16px;
-	font-size: 14px;
+  position: absolute;
+  right: 16px;
+  font-size: 14px;
 }
 
-dialog#credits_dialog .content_area p, dialog#credits_dialog .content_area span {
-	font-size: 14px;
+dialog#credits_dialog .content_area p,
+dialog#credits_dialog .content_area span {
+  font-size: 14px;
 }
 
 dialog#credits_dialog .content_area p.author {
-	margin-top: 7px;
+  margin-top: 7px;
 }
 
 #otheroptions p {
-	margin-top: 0;
-	margin-bottom: 0;
+  margin-top: 0;
+  margin-bottom: 0;
 }