1<ul class="legend">
2    <li><span class="greendot"></span>Text</li><br></br>
3    <li><span class="yellowdot"></span>Text</li><br></br>
4    <li><span class="reddot"></span>Text</li><br></br>
5    <li><span class="blackdot"></span>Text</li><br></br>
6</ul>1<!DOCTYPE html>
2<html>
3<head>
4<style>
5.city {
6  background-color: tomato;
7  color: white;
8  border: 2px solid black;
9  margin: 20px;
10  padding: 20px;
11}
12</style>
13</head>
14<body>
15
16<div class="city">
17  <h2>London</h2>
18  <p>London is the capital of England.</p>
19</div>
20
21<div class="city">
22  <h2>Paris</h2>
23  <p>Paris is the capital of France.</p>
24</div>
25
26<div class="city">
27  <h2>Tokyo</h2>
28  <p>Tokyo is the capital of Japan.</p>
29</div>
30
31</body>
32</html>1<!-- in the head element -->
2<style> h1 { color:blue; } </style>
3
4<!-- in the body element -->
5<h1> text in blue because all "h1" element is in blue </h1>