Make static Page Responsive
<p>I am beginner in web design i have developed a page using html and css . i want to convert my static page responsive so that whenever i re-size the browser the styling of my page remain same according to window size . 
below is my body width and height . </p>

<pre><code>body{
    width:100%;
    height:100%;
    margin:0%;
    background-color:white;
}
</code></pre>

<p>Now whenever i tried to re-size the browser window the styling of my page is not remain same.div are collapsing with each other . </p>

<p>Kindly give me some easy tips to convert my page responsive . </p>