Responsive Grid
by grant
HTML
<section class="container">
<div class="box">
<h1>This is the first box</h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Adipisci voluptates, aut totam eaque possimus molestiae atque odio vero optio porro magni, quis culpa ea. Perferendis, neque, enim. Rem, quia, quisquam.</p>
</div>
CSS
.container{
display:flex;
border: 1px dashed red;
flex-wrap:wrap;
text-align:center;
justify-content: center;
}
.box{
width:100%;
max-width:80%;
border:1px solid red;
margin:5px;
}
@media only screen and ( max-width:768px ){
.box{
width:100%;
max-width:40%;
border:1px solid red;
}
}