html,body{width:100%;height:100%;}  body{background-image: url(../img/login-background.jpg);}  canvas{display:block;vertical-align:bottom;}  .count-particles{background: #000022;position: absolute;top: 48px;left: 0;width: 80px;color: #13E8E9;font-size: .8em;text-align: left;text-indent: 4px;line-height: 14px;padding-bottom: 2px;font-family: Helvetica, Arial, sans-serif;font-weight: bold;}  .js-count-particles{font-size: 1.1em;}  #stats, .count-particles{-webkit-user-select: none;margin-top: 5px;margin-left: 5px;}  #stats{border-radius: 3px 3px 0 0;overflow: hidden;}  .count-particles{border-radius: 0 0 3px 3px;}  #particles-js{width: 100%;height: 100%;position: relative;background-color: hsla(0,0%,0%,0.7);background-position: 50% 50%;background-size: cover;background-repeat: no-repeat;margin-left: auto;margin-right: auto;}  #particles-js img{}  .sk-rotating-plane {display: none;width: 80px;height: 80px;margin: auto;background-color: white;-webkit-animation: sk-rotating-plane 1.2s infinite ease-in-out;animation: sk-rotating-plane 1.2s infinite ease-in-out;z-index: 1;position: absolute;top: 50%;left: 50%;margin-left: -40px;margin-top: -80px;}  .sk-rotating-plane.active{display: block;}  @keyframes sk-rotating-plane{ 0% {-webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);transform: perspective(120px) rotateX(0deg) rotateY(0deg);} 50% {-webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);} 100% {-webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);} }  @keyframes login-small{ 0%{transform: scale(1);-moz-transform: scale(1);	/* Firefox 4 */-webkit-transform: scale(1);	/* Safari 和 Chrome */-o-transform: scale(1);	/* Opera */-ms-transform:scale(1); 	/* IE 9 */} 100%{transform: scale(0.2);-moz-transform: scale(0.1);	/* Firefox 4 */-webkit-transform: scale(0.2);	/* Safari 和 Chrome */-o-transform: scale(0.1);	/* Opera */-ms-transform:scale(0.1); 	/* IE 9 */} }  .login{z-index: 2;position:absolute;width: 350px;border-radius: 5px;height: 500px;background: white;box-shadow: 0px 0px 5px #333333;top: 50%;left: 50%;margin-top: -250px;margin-left: -175px;transition: all 1s;-moz-transition: all 1s;	/* Firefox 4 */-webkit-transition: all 1s;	/* Safari 和 Chrome */-o-transition: all 1s;	/* Opera */}  .login-top{font-size: 24px;margin-top: 70px;padding-left: 40px;box-sizing: border-box;color: #333333;margin-bottom: 50px;}  .login-center{width: 100%;box-sizing: border-box;padding: 0 40px;margin-bottom: 30px;}  .login-center-img{width: 20px;height: 20px;float: left;margin-top: 5px;}  .login-center-img>img{width: 100%;}  .login-center-input{float: left;width: 230px;margin-left: 15px;height: 30px;position: relative;}  .login-center-input input{z-index: 2;transition: all 0.5s;padding-left: 10px;color: #333333;width: 100%;height: 30px;border: 0;border-bottom: 1px solid #cccccc;border-top: 1px solid #ffffff;border-left: 1px solid #ffffff;border-right: 1px solid #ffffff;box-sizing: border-box;outline: none;position: relative;}  .login-center-input input:focus{border: 1px solid dodgerblue;}  .login-center-input-text{background: white;padding: 0 5px;position: absolute;z-index: 0;opacity: 0;height: 20px;top: 50%;margin-top: -10px;font-size: 14px;left: 5px;color: dodgerblue;line-height: 20px;transition: all 0.5s;-moz-transition: all 0.5s;	/* Firefox 4 */-webkit-transition: all 0.5s;	/* Safari 和 Chrome */-o-transition: all 0.5s;	/* Opera */}  .login-center-input input:focus~.login-center-input-text{top: 0;z-index: 3;opacity: 1;margin-top: -15px;}  .login.active{-webkit-animation: login-small 0.8s ; animation: login-small 0.8s ;animation-fill-mode:forwards;-webkit-animation-fill-mode:forwards}  .login-button{cursor: pointer;width: 250px;text-align: center;height: 40px;line-height: 40px;background-color: dodgerblue;border-radius: 5px;margin: 0 auto;margin-top: 50px;color: white;}  /* CSS Document *//*Reset*/  *{box-sizing:content-box;}  a:hover, a:focus{text-decoration:none;}  body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td{margin:0;padding:0;}  table{border-collapse:collapse;border-spacing:0;}  body{-webkit-text-size-adjust:none;}  fieldset,img{border:0;}  img{ vertical-align: top; max-width: 100%; }  address,caption,cite,code,dfn,em,th,var{font-style:normal;font-weight:normal;}  ol,ul{list-style:none;}  caption,th{text-align:left;}  h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal;}  q:before,q:after{content:'';}  abbr,acronym {border:0;}  .clearfix:after{visibility:hidden;display: block;font-size:0;content:" ";clear:both;height:0;}  * html .clearfix{ zoom: 1; } /* IE6 */  *:first-child+html .clearfix { zoom: 1; } /* IE7 */  .cli{ clear:both; font-size:0; height:0; overflow:hidden;display:block;}  .lclear{clear:left;font-size:0;height:0;overflow:hidden;}  .fl{float:left;}  .fr{float:right;}  /*general*/  body{font-size:12px;font-family:'微软雅黑',"宋体","Arial Narrow",Helvetica,sans-serif;color:#000;line-height:1.2;text-align:left;}  a{color:#333;text-decoration:none;}