body{background-color: #e6eded;}
.header{width: 100%; background: url(../images/m-topbg.jpg) center no-repeat; max-width: 1920px; height: 240px; overflow:hidden}
.logo-t{ width:158px ; height: 38px;margin:2px}
.logo-t img{width: 100%;}
.top-t{max-width: 1200px; margin: 10px auto; text-align:center; color: #fff; }
.top-t h2{font-size: 22px;letter-spacing: 10px; position: relative;}
.top-t h1{font-size: clamp(1.75rem, 5vw, 5rem); font-weight: bold;letter-spacing: 5px; padding: 10px 0;}
.top-t p{font-size:  clamp(1rem, 2vw, 1.5rem); }
.fiexs{width: 80%; margin: 0 auto -15px auto;}
fieldset{border-width: 1px 0 0 !important; }
legend{float: none; padding: 5px 18px 0 28px;margin-bottom:0}
legend h2::before{content: "●"; position: absolute; left: -30px; top: 1px; font-size: 20px;}
legend h2::after{content: "●"; position: absolute; right: -30px; top: 1px; font-size: 20px;}
.chaxun{width:100%; margin: 0 auto; padding: 0 20px 0 5px; background: #fff url(../images/chaxunb.png) bottom right no-repeat; border-radius: 10px;}
.cxform{width:95%; margin: 0px auto; min-height: 250px;}
.cxform .col{flex: none;}
.cxform .btn{font-size: 20px; padding: 0.25rem 2.5rem; border-radius: 50px; text-align: center;}
.cxform label{font-weight: bold; line-height: 38px}
.cxform .row > * {padding-left:0;padding-right: 0;}
.form-control{border-radius: 10px; border-color: #999;}
.was-validated .form-control:valid, .form-control.is-valid {
    border-color: #cbcbcb;}
.bm-form{max-width: 600px; background-color: #fff; border-radius: 10px; padding: 20px;}
		.form-group{margin-bottom: 1rem}
.banner-container {
	  width: 100%;
	  height: 0;
	  padding-top: 240px; /* 默认16:9比例 (9/16=56.25%) 按需修改 */
	  position: relative;
	  overflow: hidden;
	  background: #f0f0f0; /* 加载前的背景色 */

}

.banner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../images/m-topbg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.form-select {
  top: 42px !important;
  bottom: unset !important;
}
.watermark-container {
  position: relative;
}

.watermark-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 12;
  background-image: url('../images/bg-sy.png');
  background-repeat: repeat;
  background-position: center;
  opacity: 0.8;
  pointer-events: none; /* 确保水印不影响用户操作 */
}


@media (min-width: 768px) {
	.header{/* height: auto; */background-size:100% 100%;}
    .logo-t{width:226px ; height: 54px; margin: 20px 0 0 46px;}
	.top-t h2{font-size: 28px;letter-spacing: 10px;}
	.top-t h1{font-weight: bold;letter-spacing: 5px; padding:  0;}
	.top-t p{letter-spacing:2px; }
	.fiexs{width: 550px; margin: 0 auto;}
	fieldset{border-width: 1px 0 0 !important; }
	legend{float: none; padding: 0 30px 0 40px;margin-bottom:0}
	legend h2::before{content: "●"; position: absolute; left: -40px; top: 4px; font-size: 26px;}
	legend h2::after{content: "●"; position: absolute; right: -40px; top: 4px; font-size: 26px;}
	.chaxun{max-width:1200px; }
    .cxform{width:600px; font-size: 18px;; min-height: 250px;}
	.form-control{padding: 0.75rem;}
	.cxform label{line-height: 51px}
	.cxform .form-select {padding: 0.75rem 2.25rem 0.75rem 0.75rem;}
	.cxform .btn{font-size: 20px; padding: 0.55rem 3.5rem;}
	.banner-container {
	  width: 100%;
	  height: 0;
	  padding-top: 28%; /* 默认16:9比例 (9/16=56.25%) 按需修改 */
	  position: relative;
	  overflow: hidden;
	  background: #f0f0f0; /* 加载前的背景色 */
	}
	
	.banner {
	  position: absolute;
	  top: 0;
	  left: 0;
	  width: 100%;
	  height: 100%;
	  max-height: 631px;
	  background-image: url('../images/topbg.jpg');
	  background-size: cover;
	  background-position: center;
	  background-repeat: no-repeat;
	}
}

@media (min-width: 992px) {
	.top-t h2{font-size: 41px;letter-spacing: 10px;}
	.top-t h1{ font-weight: bold;letter-spacing: 5px; padding: 10px 0;}
	legend{float: none; padding: 0 30px 0 40px;margin-bottom:0}
	legend h2::before{content: "●"; position: absolute; left: -40px; top: 12px; font-size: 26px;}
	legend h2::after{content: "●"; position: absolute; right: -40px; top: 12px; font-size: 26px;}
	.top-t p{letter-spacing:8px; }
	}