@media screen and (max-width: 1200px) {
 
 /* 640px */ 
 
  .bg_07 {width:100%; height:auto; background:#fff;} 
  
  .contact_box{ width:90%; margin:0 auto;}  
  
  .contact_box_left{ display:none;}
  
  .contact_box_right{ width:100%; font-size:14px; line-height:30px; margin-bottom: 30px;}

}

 
  @media screen and (min-width: 1200px) {
 
 /* 1360px */ 
 
 
   .bg_07 {width:100%; height:auto; background:#fff;} 
  
  .contact_box{ width:70%; height:407px;  margin:0 auto; background-image: url(../images/bg10.jpg); background-repeat:no-repeat; background-size:100% 100%;-moz-background-size:100% 100%;}  
  
  .contact_box_left{ width:40%; height:100%; float:left;}
  
  .contact_box_right{ width:60%; float:left; margin-top:25px; font-size:18px;font-family:Arial,Microsoft YaHei; }


}
 
 
 
 @media screen and (min-width: 1400px) {
 
 /* 1440px */ 

 .bg_07 {width:100%; height:auto; background:#fff;} 
  
  .contact_box{ width:70%; height:430px;  margin:0 auto; background-image: url(../images/bg10.jpg); background-repeat:no-repeat; background-size:100% 100%;-moz-background-size:100% 100%;}  
  
  .contact_box_left{ width:40%; height:100%; float:left;}
  
  .contact_box_right{ width:60%; float:left; margin-top:85px; font-size:18px; font-family:Arial,Microsoft YaHei; }
}





 @media screen and (min-width: 1500px) {
 
 /* 1600px */ 

 .bg_07 {width:100%; height:auto; background:#fff;} 
  
  .contact_box{ width:70%; height:478px;  margin:0 auto; background-image: url(../images/bg10.jpg); background-repeat:no-repeat; background-size:100% 100%;-moz-background-size:100% 100%;}  
  
  .contact_box_left{ width:40%; height:100%; float:left;}
  
  .contact_box_right{ width:60%; float:left; margin-top:85px; font-family:Arial,Microsoft YaHei; }


}



 @media screen and (min-width: 1740px) {
 
  /* 1920px */ 
  
 .bg_07 {width:100%; height:auto; background:#fff;} 
  
  .contact_box{ width:70%; height:576px;  margin:0 auto; background-image: url(../images/bg10.jpg); background-repeat:no-repeat; background-size:100% 100%;-moz-background-size:100% 100%;}  
  
  .contact_box_left{ width:40%; height:100%; float:left;}
  
  .contact_box_right{ width:60%; float:left; font-size:18px;font-family:Arial,Microsoft YaHei; }


}