SOURCE

<div class="container"><img src="http://7xjogi.com1.z0.glb.clouddn.com/kedaya.jpeg" alt="" /></div>
  <div class="rect">我是文字啊</div>

.container {
  background: orange;
  padding: 10px;
}
/* .container:after {
  content: '';
  height: 0;
  clear: both;
  display: table;
} */

img {
  float: left;
}

.rect {
  height: 20px;
  background: green;
}