我的网站上的网格流出现问题。我希望它能及时响应;问题是我的页面当前没有响应。有任何想法吗?
/*body styles*/
body{background-color:#4B88A2;font-family: 'Open Sans', sans-serif;font-size:16px;color: #FFF9FB;font-weight: 400;
display: grid;
grid: "header header"
"nav nav"
"content sidebar"
"footer footer";
grid-template-columns: 1fr 25%; }
html {
box-sizing: border-box;
}
*, *:before, *:after {
box-sizing: inherit;
}
.content-wrap{max-width:950px; padding:50px; margin:0 auto;overflow: auto;}
/*headers*/
h1 {font-family: 'Pacifico', cursive;font-size:80px;color:#BB0A21;}
h4{font-size:20px;color:#252627;}
.box{;margin:0;overflow: auto;}
.container{margin: 40px auto 0;
width:90%;}
header { grid-area: header; }
nav { grid-area: nav; }
footer { grid-area: footer; }
.element {
padding: 20px;
background-color: white;
-moz-columns: 5em 3;
-webkit-columns: 5em 3;
columns: 5em 3;
-webkit-column-gap: 1.5em;
-moz-column-gap: 1.5em;
column-gap: 1.5em;
-webkit-column-rule: 3px dashed orange;
-moz-column-rule: 3px dashed orange;
column-rule: 3px dashed orange;
text-align: justify;}
.grid-container {
display: grid;
grid-template-columns:1fr 1fr 1fr;
grid-template-rows: 300px 175px;
grid-column-gap: 10px;
grid-row-gap: 20px;
}
.grid-item {
border: 1px solid #222;
text-align: center;
}
h2 {
margin: 10px 0;
font-family: sans-serif;
font-size: 14px;
}
img {
width: 100%;
}
/*navigation*/
nav{margin-bottom:5px;}
nav{text-align:left;position: fixed;top:0;left:0; width:100%;background:#D3D4D9; }
nav a{display:inline-block;
padding:15px 20px;
text-decoration:none;
text-transform: uppercase;
font-weight:bold;}
.nav-right{position:relative; top:0px; display:flex;}
/*box floats*/
#Next-skills-to-learn{display:inline-block;padding:10px;border: dotted 1px red;}
/*footer*/
.footer{position:fixed;bottom:0;left: 0; width:100%;text-align: center;background:#252627;}
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Font styles-->
<link href="https://fonts.googleapis.com/css?family=Merienda|Open+Sans" rel="stylesheet">
<link href="css/multiColumnTemplate.css" rel="stylesheet" type="text/css">
<link href="css/normalized.css" rel="stylesheet" type="text/css">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.2.0/css/all.css" integrity="sha384-hWVjflwFxL6sNzntih27bfxkr27PmbbK/iSvJ+a4+0owXq79v+lsFkW54bOGbiDQ" crossorigin="anonymous">
<title>Hello, world!</title>
</head>
<body>
<div class="content-wrap">
<!--navigation-->
<nav class="nav" id="menu">
<a href="about.html">About</a>
<a href="larry main.html">Home</a>
<a href="portfolio.html">Work</a>
<a href="#">Education</a>
<div class="nav-right" id="social links" style="float: right">
<i class="fab fa-instagram" style="font-size:30px;"></i>
<i class="fab fa-facebook-f" style="font-size:30px;color:blue;"></i>
<i class="fas fa-envelope" style="font-size:30px;color:red;"></i>
</div>
</nav>
<!-- navigationend-->
<!-- center alignigned pictures-->
<div class="grid-container">
<div class="grid-item">
<img src="images/placeholder.jpg" alt="place holder">
<h2>Drawings</h2>
</div>
<div class="grid-item">
<img src="images/placeholder.jpg" alt="place holder">
<h2>Websites</h2>
</div>
<div class="grid-item">
<img src="images/placeholder.jpg" alt="place holder">
<h2>Bussiness cards</h2>
</div>
<div class="grid-item">
<img src="images/placeholder.jpg" alt="place holder">
<h2>Drawings</h2>
</div>
<div class="grid-item">
<img src="images/placeholder.jpg" alt="place holder">
<h2>Websites</h2>
</div>
<div class="grid-item">
<img src="images/placeholder.jpg" alt="place holder">
<h2>Bussiness cards</h2>
</div>
</div>
<!--container end-->
<div class="footer">
<p>©Larry J designs </p>
</div>
<!--stickyfooter-->
</div>
</body>
</html>