[html] Position buttons next to each other in the center of page

Have both the buttons inside a div as shown below and add the given CSS for that div

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#button1, #button2{_x000D_
width: 200px;_x000D_
height: 40px;_x000D_
}_x000D_
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#butn{_x000D_
    margin: 0 auto;_x000D_
    display: block;_x000D_
}
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<div id="butn">_x000D_
 <button type="button home-button" id="button1" >Home</button>_x000D_
 <button type="button contact-button" id="button2">Contact Us</button>_x000D_
<div>
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