#mid {
    position: relative;
    transition: all 0.5s ease 0s;
    z-index: 1;
}
.xd_b_mid {
    padding: 18.75vw 0;
}
.clearfix:after {
    content: '\20';
    display: block;
    height: 0;
    clear: both;
}
.xd_b_mid_mid {
    margin: 0 auto;
    padding: 0 1em;
    max-width: 660px;
}
.xd_b_mid_mid_1 {
    font-size: 1.65em;
    /*padding-left: 2em;*/
    margin-bottom: 1em;

    text-align: center;;
}
.xd_b_mid_mid_2 {
    position: relative;
    /*background-color: #111;*/
    border-radius: 5em;
    padding-right: 5em;
    padding-left: 2.5em;

    border-color: #111;
    border: 1px solid;
}

.xd_b_mid_mid_2_right {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 5em;
}
.xd_b_mid_mid_2_left input {
    border: none;
    background: none;
    width: 100%;
    /*color: #fff;*/
    color: #111;
    font-size: 1.25em;
    height: 4em;
    line-height: 4em;
}
.xd_b_mid_mid_2_right input {
    cursor: pointer;
    transform: scale(.9, .9);
    border: none;
    width: 100%;
    height: 100%;
    background: none;
    background-image: url(../images/xd/18.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}


.n_adv{
/*	padding:0!important;*/

  padding:0.3rem 0!important;
}


/*  模态框  */
.modal-open {
  overflow: hidden;
}
.modal {
  display: none;
  overflow: hidden;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1050;
  -webkit-overflow-scrolling: touch;
  outline: 0;


  width: 80%;
    margin: auto;

}
.modal.fade .modal-dialog {
  -webkit-transform: translate(0, -25%);
  -ms-transform: translate(0, -25%);
  -o-transform: translate(0, -25%);
  transform: translate(0, -25%);
  -webkit-transition: -webkit-transform 0.3s ease-out;
  -moz-transition: -moz-transform 0.3s ease-out;
  -o-transition: -o-transform 0.3s ease-out;
  transition: transform 0.3s ease-out;
}
.modal.in .modal-dialog {
  -webkit-transform: translate(0, 0);
  -ms-transform: translate(0, 0);
  -o-transform: translate(0, 0);
  transform: translate(0, 0);
}
.modal-open .modal {
  overflow-x: hidden;
 /* overflow-y: auto;*/ /* 20241025 */
}
.modal-dialog {
  position: relative;
  /*width: auto;*/
  margin: 10px;
}
.modal-content {
  position: relative;
  background-color: #fff;
  border: 1px solid #999;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  -webkit-box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
  box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
  background-clip: padding-box;
  outline: 0;
}
.modal-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1040;
  background-color: #000;
}
.modal-backdrop.fade {
  opacity: 0;
  filter: alpha(opacity=0);
}
.modal-backdrop.in {
  opacity: 0.5;
  filter: alpha(opacity=50);
}
.modal-header {
 /* padding: 15px;*/

  padding: 20px;

  border-bottom: 1px solid #e5e5e5;
}
.modal-header .close {
  margin-top: -2px;
}
.modal-title {
  margin: 0;
  line-height: 1.42857143;
}
.modal-body {
  position: relative;
  padding: 15px;
}
.modal-footer {
  padding: 15px;
  text-align: right;
  border-top: 1px solid #e5e5e5;
}
.modal-footer .btn + .btn {
  margin-left: 5px;
  margin-bottom: 0;
}
.modal-footer .btn-group .btn + .btn {
  margin-left: -1px;
}
.modal-footer .btn-block + .btn-block {
  margin-left: 0;
}
.modal-scrollbar-measure {
  position: absolute;
  top: -9999px;
  width: 50px;
  height: 50px;
  overflow: scroll;
}
@media (min-width: 768px) {
  .modal-dialog {
    width: 600px;
    margin: 30px auto;
  }
  .modal-content {
    -webkit-box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
  }
  .modal-sm {
    width: 300px;
  }
}
@media (min-width: 992px) {
  .modal-lg {
    width: 900px;
  }
}
.modal-open .modal {
    overflow-x: hidden;
  /*  overflow-y: auto;*/ /* 20241025 */
}
.fade.in {
    /*opacity: 1;*/
    opacity: 0.9;   /* 授权弹框 改透明点 */
}
.modal {
    position: fixed;
    /*top: 40%;*/
    top:3%;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1050;
    display: none;
    overflow: hidden;
    -webkit-overflow-scrolling: touch;
    outline: 0;



   /* display: flex;    居中*/
   /* justify-content: center;*/
}
.modal.in .modal-dialog {
    -webkit-transform: translate(0, 0);
    -ms-transform: translate(0, 0);
    -o-transform: translate(0, 0);
    transform: translate(0, 0);
}
.modal.fade .modal-dialog {
    -webkit-transition: -webkit-transform .3s ease-out;
    -o-transition: -o-transform .3s ease-out;
    transition: transform .3s ease-out;
    -webkit-transform: translate(0, -25%);
    -ms-transform: translate(0, -25%);
    -o-transform: translate(0, -25%);
    transform: translate(0, -25%);
}
@media (min-width: 768px) {
    .modal-dialog {
        width: 600px;
        margin: 30px auto;
    }
}

@media (min-width: 768px) {
    .modal-content {
        -webkit-box-shadow: 0 5px 15px rgba(0, 0, 0, .5);
        box-shadow: 0 5px 15px rgba(0, 0, 0, .5);
    }
}
.modal-content {
    position: relative;
    background-color: #fff;
    -webkit-background-clip: padding-box;
    background-clip: padding-box;
    border: 1px solid #999;
    border: 1px solid rgba(0, 0, 0, .2);
    border-radius: 6px;
    outline: 0;
    -webkit-box-shadow: 0 3px 9px rgba(0, 0, 0, .5);
    box-shadow: 0 3px 9px rgba(0, 0, 0, .5);
}
.modal-header {
    padding: 15px;
    border-bottom: 1px solid #e5e5e5;
}
.modal-header .close {
    margin-top: -2px;
}
button.close {
    -webkit-appearance: none;
    padding: 0;
    cursor: pointer;
    background: 0 0;
    border: 0;
}
.close {
     -webkit-appearance: none;
    padding: 0;
    cursor: pointer;
    background: 0 0;
    border: 0;


    float: right;
    font-size: 21px;
    font-weight: 700;
    line-height: 1;
    color: #000;
    text-shadow: 0 1px 0 #fff;
    filter: alpha(opacity = 20);
    opacity: .2;
}
 
.modal-title {
    margin: 0;
    line-height: 1.42857143;
}
.modal-body {
    position: relative;
    padding: 15px;
}
.modal-footer {
    padding: 15px;
    text-align: right;
    border-top: 1px solid #e5e5e5;
}
/*
//
// Modals
// --------------------------------------------------

// .modal-open      - body class for killing the scroll
// .modal           - container to scroll within
// .modal-dialog    - positioning shell for the actual modal
// .modal-content   - actual modal w/ bg and corners and shit

// Kill the scroll on the body
*/
.modal-open {
  overflow: hidden;
}

/* Container that the modal scrolls within */
 
.modal-open .modal {
  overflow-x: hidden;
  /*overflow-y: auto;*/   /* 20241025 */
}

/*  Shell div to position the modal with bottom padding*/
.modal-dialog {
  position: relative;
  width: auto;
  margin: 30px;


  margin-top: 2.3rem;
}

/*   Actual modal*/
.modal-content {
  position: relative;
  background-color: @modal-content-bg;
  border: 1px solid @modal-content-fallback-border-color; //old browsers fallback (ie8 etc)
  border: 1px solid @modal-content-border-color;
  border-radius: @border-radius-large;
  .box-shadow(0 3px 9px rgba(0,0,0,.5));
  background-clip: padding-box;
  // Remove focus outline from opened modal
  outline: 0;
}

/*  Modal background*/
.modal-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: @zindex-modal-background;
  background-color: @modal-backdrop-bg;
 
   
}

/*  Modal header
// Top section of the modal w/ title and dismiss */
.modal-header {
  padding: @modal-title-padding;
  border-bottom: 1px solid @modal-header-border-color;
  &:extend(.clearfix all);
}
/*  Close icon*/
.modal-header .close {
  margin-top: -2px;
}

/*  Title text within header */
.modal-title {
  margin: 0;
  line-height: @modal-title-line-height;
}

/* Modal body
// Where all modal content resides (sibling of .modal-header and .modal-footer) */
.modal-body {
  position: relative;
  padding: @modal-inner-padding;
}

/* Footer (for actions) */
.modal-footer {
  padding: @modal-inner-padding;
  text-align: right;  
  border-top: 1px solid @modal-footer-border-color;
 

 
  .btn + .btn {
    margin-left: 5px;
    margin-bottom: 0;  
  }
 
  .btn-group .btn + .btn {
    margin-left: -1px;
  }
 
  .btn-block + .btn-block {
    margin-left: 0;
  }
}

/* Measure scrollbar width for padding body during modal show/hide */
.modal-scrollbar-measure {
  position: absolute;
  top: -9999px;
  width: 50px;
  height: 50px;
  overflow: scroll;
}

/* Scale up the modal */
@media (min-width: @screen-sm-min) {
 
  .modal-dialog {
    width: @modal-md;
    margin: 30px auto;
  }
  .modal-content {
    .box-shadow(0 5px 15px rgba(0,0,0,.5));
  }

 
  .modal-sm { width: @modal-sm; }
}

@media (min-width: @screen-md-min) {
  .modal-lg { width: @modal-lg; }
}
h3 {
    display: block;
    font-size: 1.17em;
    margin-block-start: 1em;
    margin-block-end: 1em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
    unicode-bidi: isolate;
}
.customeImage{
  
}