<h1>按钮组</h1>

​

<p>两个按钮组:</p>

<div class="btn-group" style="width:100%">

  <button style="width:50%">Apple</button>

  <button style="width:50%">Sony</button>

</div>

​

<p>三个按钮组:</p>

<div class="btn-group" style="width:100%">

  <button style="width:33.3%">Apple</button>

  <button style="width:33.3%">Samsung</button>

  <button style="width:33.3%">Sony</button>

</div>

​

<p>四个按钮组:</p>

<div class="btn-group" style="width:100%">

  <button style="width:25%">Apple</button>

  <button style="width:25%">Samsung</button>

  <button style="width:25%">Sony</button>

  <button style="width:25%">HTC</button>

</div>

.btn-group button {

    background-color: #4CAF50; /* Green background */

    border: 1px solid green; /* Green border */

    color: white; /* White text */

    padding: 10px 24px; /* Some padding */

    cursor: pointer; /* Pointer/hand icon */

    float: left; /* Float the buttons side by side */

}

​

/* Clear floats (clearfix hack) */

.btn-group:after {

    content: "";

    clear: both;

    display: table;

}

​

.btn-group button:not(:last-child) {

    border-right: none; /* Prevent double borders */

}

​

/* Add a background color on hover */

.btn-group button:hover {

    background-color: #3e8e41;

}