body{margin:0;padding-top:20px;}
.system-title {font-size:42px;font-weight:bolder;color:#428bca;text-shadow:#37A4A2 1px 3px 5px;margin-top:12px;margin-bottom:10px;text-align:center;line-height:1.5em;}
.system-title span {font-size:12px;padding-left:10px;}
.emerson {width:124px;height:70px;display:block;margin:10px auto;background:transparent url(../images/logo_white.jpg) no-repeat center top;}

/*µÇ¼ҳÃæÑùʽ*/
.form-signin {max-width:320px;padding:15px;margin:0 auto; }
.form-signin .form-signin-heading, .form-signin .checkbox {margin-bottom: 10px;}
.form-signin .form-control {position: relative;height: auto;-webkit-box-sizing: border-box;-moz-box-sizing: border-box;box-sizing: border-box;padding: 10px;font-size: 16px;}
.form-signin .form-control:focus {z-index: 2;}
.form-signin input[type="text"] {margin-bottom: -1px;border-bottom-right-radius: 0;border-bottom-left-radius: 0;}
.form-signin input[type="password"] {margin-bottom: 10px;border-top-left-radius: 0;border-top-right-radius: 0;}