<strong><span style="font-size:12px;"> <title>MyHtml.html</title> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="this is my page"> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <!--<link rel="stylesheet" type="text/css" href="./styles.css">--> <style type="text/css"> *{margin:0px;padding:0px;} body{background:url("imgs/img/bj.jpg")no-repeat fixed; background-size:cover;} #nav #logo{ background:rgba(255,255,255,0.3)url("imgs/img/logo.png")center no-repeat; width:80px;height:80px;display:block; border:2px solid #00CC00;border-radius:40px;z-index:999;} #nav #ring a{display:inline-block;width:100px;height:40px; margin:15px 0px;} #nav #ring a:nth-child(1){ background:rgba(255,255,255,1)url("imgs/img/1_28.png")top no-repeat;} #nav #ring a:nth-child(2){ background:rgba(255,255,255,1)url("imgs/img/1_29.png")top no-repeat;} #nav #ring a:nth-child(3){ background:rgba(255,255,255,1)url("imgs/img/1_30.png")top no-repeat;} #nav #ring a:nth-child(4){ background:rgba(255,255,255,1)url("imgs/img/1_31.png")top no-repeat;} #nav #ring a:nth-child(5){ background:rgba(255,255,255,1)url("imgs/img/1_32.png")top no-repeat;} #nav #ring a:nth-child(6){ background:rgba(255,255,255,1)url("imgs/img/1_33.png")top no-repeat;} #nav #ring a:nth-child(7){ background:rgba(255,255,255,1)url("imgs/img/1_34.png")top no-repeat;} #nav #ring a:nth-child(8){ background:rgba(255,255,255,1)url("imgs/img/1_35.png")top no-repeat;} <span style="color:#ff0000;">@media screen and (min-width:880px){</style></span> #nav{width:100%;height:70px;} #nav #logo{position:absolute;top:0px;left:50px;} #nav #ring{width:865px;height:70px;background:#FFF; position:relative;margin:0px auto;} } <span style="color:#000099;">@media screen and (max-width:880px){</span> #nav{width:256px;height:256px;border-radius:50%; position:fixed;bottom:10px;left:10px;} #nav #ring{width:256px;height:256px; background:rgba(0, 0, 0, 0.5);position:relative; margin:0px auto;border-radius:50%;transform:scale(0.1) rotate(-27deg); transition:all 500ms ease-out;} #nav #logo{position:absolute;bottom:0px;left:0px;top:0px;right:0px; margin:auto;} #nav #ring a{display:block;width:40px;height:40px;border-radius:20px; position:absolute;margin-left:-20px;margin-top:-20px; } #nav:hover #ring{transform:scale(1.1) rotate(0deg);opacity:1;} } <div id="nav"> <a href="http://#" id="logo"></a> <div id="ring"> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> <a href="#" class="menuico"></a> </div> </div> <script type="text/javascript"> var ico=document.querySelectorAll('.menuico'); for(var i=0,l=ico.length ;i<l ;i++ ){ ico[i].style.left=(50-35*Math.cos(-0.5*Math.PI-2*(1/l)*i*Math.PI)).toFixed(4)+"%"; ico[i].style.top=(50+35*Math.sin(-0.5*Math.PI-2*(1/l)*i*Math.PI)).toFixed(4)+"%"; } </script> </strong>
