一个漂亮的跳转加载HTML代码

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta http-equiv="refresh" content="3;url='https://www.cnblogs.com/';">
<title>页面加载中,请稍候...</title>
<style type="text/css">
body {
     background: #555
}
.loading {
     -webkit-animation: fadein 2s;
     -moz-animation: fadein 2s;
     -o-animation: fadein 2s;
     animation: fadein 2s
}
@-moz-keyframes fadein {
     from {
          opacity: 0
     }
     to {
          opacity: 1
     }
}
@-webkit-keyframes fadein {
     from {
          opacity: 0
     }
     to {
          opacity: 1
     }
}
@-o-keyframes fadein {
     from {
          opacity: 0
     }
     to {
          opacity: 1
     }
}
@keyframes fadein {
     from {
          opacity: 0
     }
     to {
          opacity: 1
     }
}
.spinner-wrapper {
     position: absolute;
     top: 0;
     left: 0;
     z-index: 300;
     height: 100%;
     min-width: 100%;
     min-height: 100%;
     background: rgba(255,255,255,0.93)
}
.spinner-text {
     position: absolute;
     top: 45%;
     left: 50%;
     margin-left: -100px;
     margin-top: 2px;
     color: #000;
     letter-spacing: 1px;
     font-size: 20px;
     font-family: Arial
}
.spinner {
     position: absolute;
     top: 45%;
     left: 50%;
     display: block;
     margin-left: -160px;
     width: 1px;
     height: 1px;
     border: 20px solid rgba(255,0,0,1);
     -webkit-border-radius: 50px;
     -moz-border-radius: 50px;
     border-radius: 50px;
     border-left-color: transparent;
     border-right-color: transparent;
     -webkit-animation: spin 1.5s infinite;
     -moz-animation: spin 1.5s infinite;
     animation: spin 1.5s infinite
}
@-webkit-keyframes spin {
     0%,100% {
          -webkit-transform: rotate(0deg) scale(1)
     }
     50% {
          -webkit-transform: rotate(720deg) scale(0.6)
     }
}
@-moz-keyframes spin {
     0%,100% {
          -moz-transform: rotate(0deg) scale(1)
     }
     50% {
          -moz-transform: rotate(720deg) scale(0.6)
     }
}
@-o-keyframes spin {
     0%,100% {
          -o-transform: rotate(0deg) scale(1)
     }
     50% {
          -o-transform: rotate(720deg) scale(0.6)
     }
}
@keyframes spin {
     0%,100% {
          transform: rotate(0deg) scale(1)
     }
     50% {
          transform: rotate(720deg) scale(0.6)
     }
}
</style>
</head>
<body>
<div class="loading">
  <div class="spinner-wrapper">
    <span class="spinner-text">页面加载中,请稍候...</span>
    <span class="spinner"></span>
  </div>
</div>
</body>
</html>
<b> 正在完成....</b>
<script>window.location.href="https://www.cnblogs.com/"</script>

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转载自www.cnblogs.com/csnd/p/11552222.html