Схлопывание margin #1

by fersterin

HTML

<div class="container">
	<div class="dog1">dog1</div>
	<div class="dog2">dog2</div>
</div>
<!-- 

-->
<div class="p10"></div>

CSS

.dog1 {
	margin: 10px;
	margin-bottom: -10px; /* Первый маргин */
	padding: 10px;
	background: lightgreen;
	border: 1px solid olive;
	width: 65px;
}
html, body {
	background: lightblue;
}
.dog2 {
	margin: 10px;
	margin-top: -20px; /* Второй маргин */
	padding: 10px;
	background: lightblue;
	border: 1px solid olive;
}
.container {
	border: 1px solid olive;
	width: 100px;
	background: #fff;
}
.p10 {
	margin-top: 50px;
	width: 10px;
	height: 10px;
	background: #fff;
	border: 1px solid olive;
}
.p10:after {
	content: "10px";
	padding-left: 15px;
	display: inline;
}