body{
	  margin:0; padding:0; 
	   font-size:14px; 
	   font-family:"Microsoft YaHei UI";
	   background: url(../images/bg_img.jpg) no-repeat;
	   background-attachment: fixed;
	   background-position: center;
	   -webkit-background-size: cover;
	  -moz-background-size: cover;
	  -o-background-size: cover;
	  }
 input{outline: none;}
.centent_box{
	 width:1480px; height:800px;
	 background-color:#fff;
	 position: absolute;
	 top: 50%;
	 left: 50%;
	 margin-left:-740px; 
	 margin-top:-400px;
	box-shadow: 8px 8px 10px rgba(4,47,114,0.6);
	}
.centent_box_left_img{ width:980px; height:100%; float:left; background-image: url(../images/bg_img1.jpg)}
.centent_box_right_login{ width:498px; height:800px; float:left;}
.logo_tit{ color:#999; font-size:20px; text-align:center}
.logo_img{ width:220px; height:220px; margin:0 auto; padding-top:40px}
.login_tit_box{ width:106px; ; height:28px; margin:0 auto; padding-top:8px;}
.login_content{ height:460px; width:400px; margin:0 auto;padding-top: 28px;}
.login_content_box{ width:400px; height:48px; border-bottom:#bbb dashed 1px; margin-top:16px;}
.input_box_img{ width:44px; height:28px;  margin:4px 0px 0px 10px; float:left}
.Input_box{width:335px; height:34px; color:#666; border:none; margin:2px; text-align:left}
.VerificationCode{ width:220px; height:32px;color:#666; border:none; margin:2px; text-align:left; float:left;}
.Verification_img{ width:100px; height:40px; background-color:#666; float:right}

.button_box{
	width:400px; height:48px; 
    font-size:18px;  color:#FFF; margin-top:64px; border:none; 
    background-color:#3a5ddf; box-shadow:0px 24px 14px -12px rgba(39,75,211,0.8);
    cursor:pointer
  }
.button_box:hover{ background-color:#274bd3; }
@media screen and (max-width: 1620px) 
{/*当屏幕尺寸小于1680px时，应用下面的CSS样式*/
.centent_box{
	 width:1200px; height:668px;
	 background-color:#fff;
	 position: absolute;
	 top: 50%;
	 left: 50%;
	 margin-left:-600px; 
	 margin-top:-334px;
	}
.centent_box_left_img{ width:720px; height:100%; float:left; background-image: url(../images/bg_img1.jpg)}
.centent_box_right_login{ width:460px; height:600px; float:left;}
.login_content{ height:400px; width:400px;padding-top: 20px;}
.login_content_box{ width:360px;  margin-top:8px;}
.input_box_img{ width:44px; height:28px;  margin:4px 0px 0px 10px; float:left}
.Input_box{width:295px;}
.VerificationCode{ width:200px; }

}
@media screen and (max-width: 1380px) 
{/*当屏幕尺寸小于1680px时，应用下面的CSS样式*/
.centent_box{
	 width:1100px; height:560px;
	 background-color:#fff;
	 position: absolute;
	 top: 50%;
	 left: 50%;
	 margin-left:-550px; 
	 margin-top:-280px;
	}
	.centent_box_left_img{ width:640px;}
.centent_box_right_login{ width:456px; height:520px; }

.login_content{width:288px; height:240px; padding-top: 16px;}
.login_content_box{ width:280px;  margin-top:4px;}
.input_box_img{ width:40px; height:28px;  margin:4px 0px 0px 8px;}
.Input_box{width:175px;}
.VerificationCode{ width:96px; }

.button_box{
	width:280px; height:48px; 
     margin-top:32px; box-shadow:0px 24px 14px -12px rgba(39,75,211,0.8);
    cursor:pointer
  }	
  .logo_img{ width:140px; height:140px; margin:0 auto; padding-top:22px}
  .logo_img img{ width:140px;}
   .logo_tit{ font-size:14px;}
   .login_tit_box{ padding-top:24px;}
}