feat: implement basic fairy tracker

app/assets/stylesheets/application.css

@@ -1,6 +1,6 @@
 body {
     font-family: sans-serif;
-    margin: 10px 40px;
+    margin: 10px 25px;
 }
 
 header {
@@ -31,6 +31,7 @@ header .muted {
 
 main {
     display: grid;
+    gap: 5px;
     grid-template-columns: 5fr 1fr;
 }
 
@@ -214,3 +215,49 @@ span#password {
     color: #555;
 }
 
+.fairies .map {
+    position: relative;
+}
+
+.fairies .fairy-dot {
+    position: absolute;
+    vertical-align: top;
+    margin-top: -9px;
+    margin-left: -1px;
+}
+
+.fairy-marker {
+    font-weight: bold;
+    font-size: 12px;
+}
+
+.fairy-a {
+    color: #cf0e43;
+}
+
+.fairy-b {
+    color: gold;
+}
+
+.fairy-c {
+    color: aqua;
+}
+
+.fairy-list {
+    margin-top: 5px;
+    font-weight: bold;
+    display: flex;
+    flex-direction: column;
+    padding: 5px 10px;
+}
+
+.fairy-list > div {
+    display: flex;
+    justify-content: space-between;
+}
+
+.fairy-list .note {
+    font-weight: normal;
+    color: #555;
+    font-size: 14px;
+}