前端库Bootstrap框架：「04]创建一个Bootstrap按钮

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"/><div class="container-fluid"><h2 class="text-center red-text">宠物猫应用h2><p>点击此处<a href="#">猫图片a>.p><a href="#"><img class="smaller-image thick-green-border" src="https://bit.ly/fcc-relaxing-cat" alt="一只可爱的橙色猫躺在它的背上">a><img class="img-responsive" src="https://bit.ly/fcc-running-cats"><button class="btn btn-default">喜欢button><p>宠物猫爱好:p><ul><li>吃鱼li><li>嬉戏li><li>吃猫粮li>ul><p>最讨厌的三件事:p><ol><li>跳蚤li><li>打雷li><li>狗li>ol><form action="http://www.icoderoad.com/submit-cat-photo"><label><input type="radio" name="indoor-outdoor"> 户内label><label><input type="radio" name="indoor-outdoor"> 户外label><label><input type="checkbox" name="personality"> 爱label><label><input type="checkbox" name="personality"> 懒惰label><label><input type="checkbox" name="personality"> 疯狂label><input type="text" placeholder="cat photo URL" required><button type="submit">提交button>form>div>