.dropleft .dropdown-menu {
  margin-top: 0;
  margin-right: 0.125rem;
}

.dropleft .dropdown-toggle::after {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 0.255em;
  vertical-align: 0.255em;
  content: "";
}

.dropleft .dropdown-toggle::after {
  display: none;
}

.dropleft .dropdown-toggle::before {
  display: inline-block;
  width: 0;
  height: 0;
  margin-right: 0.255em;
  vertical-align: 0.255em;
  content: "";
  border-top: 0.3em solid transparent;
  border-right: 0.3em solid;
  border-bottom: 0.3em solid transparent;
}

.dropleft .dropdown-toggle:empty::after {
  margin-left: 0;
}

.dropleft .dropdown-toggle::before {
  vertical-align: 0;
}

.dropdown-divider {
  height: 0;
  margin: 0.5rem 0;
  overflow: hidden;
  border-top: 1px solid #e9ecef;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: 0.25rem 1.5rem;
  clear: both;
  font-weight: 400;
  color: #212529;
  text-align: inherit;
  white-space: nowrap;
  background-color: transparent;
  border: 0;
}

.dropdown-item:hover, .dropdown-item:focus {
  color: #16181b;
  text-decoration: none;
  background-color: #f8f9fa;
}

.dropdown-item.active, .dropdown-item:active {
  color: #fff;
  text-decoration: none;
  background-color: #007bff;
}

.dropdown-item.disabled, .dropdown-item:disabled {
  color: #6c757d;
  background-color: transparent;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-header {
  display: block;
  padding: 0.5rem 1.5rem;
  margin-bottom: 0;
  font-size: 0.875rem;
  color: #6c757d;
  white-space: nowrap;
}


.custom-control {
  position: relative;
  display: block;
  min-height: 1.5rem;
  padding-left: 1.5rem;
}

.custom-control-inline {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  margin-right: 1rem;
}

.custom-control-input {
  position: absolute;
  z-index: -1;
  opacity: 0;
}

.custom-control-input:checked ~ .custom-control-label::before {
  color: #fff;
  background-color: #007bff;
}

.custom-control-input:focus ~ .custom-control-label::before {
  box-shadow: 0 0 0 1px #fff, 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.custom-control-input:active ~ .custom-control-label::before {
  color: #fff;
  background-color: #b3d7ff;
}

.custom-control-input:disabled ~ .custom-control-label {
  color: #6c757d;
}

.custom-control-input:disabled ~ .custom-control-label::before {
  background-color: #e9ecef;
}

.custom-control-label {
  margin-bottom: 0;
}

.custom-control-label::before {
  position: absolute;
  top: 0.25rem;
  left: 0;
  display: block;
  width: 1rem;
  height: 1rem;
  pointer-events: none;
  content: "";
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  background-color: #dee2e6;
}

.custom-control-label::after {
  position: absolute;
  top: 0.25rem;
  left: 0;
  display: block;
  width: 1rem;
  height: 1rem;
  content: "";
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 50% 50%;
}

.custom-checkbox .custom-control-label::before {
  border-radius: 0.25rem;
}

.custom-checkbox .custom-control-input:checked ~ .custom-control-label::before {
  background-color: #007bff;
}

.custom-checkbox .custom-control-input:checked ~ .custom-control-label::after {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3E%3Cpath fill='%23fff' d='M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3E%3C/svg%3E");
}

.custom-checkbox .custom-control-input:indeterminate ~ .custom-control-label::before {
  background-color: #007bff;
}

.custom-checkbox .custom-control-input:indeterminate ~ .custom-control-label::after {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cpath stroke='%23fff' d='M0 2h4'/%3E%3C/svg%3E");
}

.custom-checkbox .custom-control-input:disabled:checked ~ .custom-control-label::before {
  background-color: rgba(0, 123, 255, 0.5);
}

.custom-checkbox .custom-control-input:disabled:indeterminate ~ .custom-control-label::before {
  background-color: rgba(0, 123, 255, 0.5);
}

.custom-radio .custom-control-label::before {
  border-radius: 50%;
}

.custom-radio .custom-control-input:checked ~ .custom-control-label::before {
  background-color: #007bff;
}

.custom-radio .custom-control-input:checked ~ .custom-control-label::after {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3E%3Ccircle r='3' fill='%23fff'/%3E%3C/svg%3E");
}

.custom-radio .custom-control-input:disabled:checked ~ .custom-control-label::before {
  background-color: rgba(0, 123, 255, 0.5);
}

.custom-select {
  display: inline-block;
  width: 100%;
  height: calc(2.25rem + 2px);
  padding: 0.375rem 1.75rem 0.375rem 0.75rem;
  line-height: 1.5;
  color: #495057;
  vertical-align: middle;
  background: #fff url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%23343a40' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E") no-repeat right 0.75rem center;
  background-size: 8px 10px;
  border: 1px solid #ced4da;
  border-radius: 0.25rem;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.custom-select:focus {
  border-color: #80bdff;
  outline: 0;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.075), 0 0 5px rgba(128, 189, 255, 0.5);
}

.custom-select:focus::-ms-value {
  color: #495057;
  background-color: #fff;
}

.custom-select[multiple], .custom-select[size]:not([size="1"]) {
  height: auto;
  padding-right: 0.75rem;
  background-image: none;
}

.custom-select:disabled {
  color: #6c757d;
  background-color: #e9ecef;
}

.custom-select::-ms-expand {
  opacity: 0;
}

.custom-select-sm {
  height: calc(1.8125rem + 2px);
  padding-top: 0.375rem;
  padding-bottom: 0.375rem;
  font-size: 75%;
}

.custom-select-lg {
  height: calc(2.875rem + 2px);
  padding-top: 0.375rem;
  padding-bottom: 0.375rem;
  font-size: 125%;
}

.custom-file {
  position: relative;
  display: inline-block;
  width: 100%;
  height: calc(2.25rem + 2px);
  margin-bottom: 0;
}

.custom-file-input {
  position: relative;
  z-index: 2;
  width: 100%;
  height: calc(2.25rem + 2px);
  margin: 0;
  opacity: 0;
}

.custom-file-input:focus ~ .custom-file-control {
  border-color: #80bdff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.custom-file-input:focus ~ .custom-file-control::before {
  border-color: #80bdff;
}

.custom-file-input:lang(en) ~ .custom-file-label::after {
  content: "Browse";
}

.custom-file-label {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1;
  height: calc(2.25rem + 2px);
  padding: 0.375rem 0.75rem;
  line-height: 1.5;
  color: #495057;
  background-color: #fff;
  border: 1px solid #ced4da;
  border-radius: 0.25rem;
}

.custom-file-label::after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  display: block;
  height: calc(calc(2.25rem + 2px) - 1px * 2);
  padding: 0.375rem 0.75rem;
  line-height: 1.5;
  color: #495057;
  content: "Browse";
  background-color: #e9ecef;
  border-left: 1px solid #ced4da;
  border-radius: 0 0.25rem 0.25rem 0;
}

.nav {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
}

.nav-link:hover, .nav-link:focus {
  text-decoration: none;
}

.nav-link.disabled {
  color: #6c757d;
}

.nav-tabs {
  border-bottom: 1px solid #dee2e6;
}

.nav-tabs .nav-item {
  margin-bottom: -1px;
}

.nav-tabs .nav-link {
  border: 1px solid transparent;
  border-top-left-radius: 0.25rem;
  border-top-right-radius: 0.25rem;
}

.nav-tabs .nav-link:hover, .nav-tabs .nav-link:focus {
  border-color: #e9ecef #e9ecef #dee2e6;
}

.nav-tabs .nav-link.disabled {
  color: #6c757d;
  background-color: transparent;
  border-color: transparent;
}

.nav-tabs .nav-link.active,
.nav-tabs .nav-item.show .nav-link {
  color: #495057;
  background-color: #fff;
  border-color: #dee2e6 #dee2e6 #fff;
}

.nav-tabs .dropdown-menu {
  margin-top: -1px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.nav-pills .nav-link {
  border-radius: 0.25rem;
}

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
  color: #fff;
  background-color: #007bff;
}

.nav-fill .nav-item {
  -webkit-box-flex: 1;
  -ms-flex: 1 1 auto;
  flex: 1 1 auto;
  text-align: center;
}

.nav-justified .nav-item {
  -ms-flex-preferred-size: 0;
  flex-basis: 0;
  -webkit-box-flex: 1;
  -ms-flex-positive: 1;
  flex-grow: 1;
  text-align: center;
}

.tab-content > .tab-pane {
  display: none;
}

.tab-content > .active {
  display: block;
}

.navbar {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  padding: 0.5rem 1rem;
}

.navbar > .container,
.navbar > .container-fluid {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.navbar-brand {
  display: inline-block;
  padding-top: 0.3125rem;
  padding-bottom: 0.3125rem;
  margin-right: 1rem;
  font-size: 1.25rem;
  line-height: inherit;
  white-space: nowrap;
}

.navbar-brand:hover, .navbar-brand:focus {
  text-decoration: none;
}

.navbar-nav {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.navbar-nav .nav-link {
  padding-right: 0;
  padding-left: 0;
}

.navbar-nav .dropdown-menu {
  position: static;
  float: none;
}

.navbar-text {
  display: inline-block;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.navbar-collapse {
  -ms-flex-preferred-size: 100%;
  flex-basis: 100%;
  -webkit-box-flex: 1;
  -ms-flex-positive: 1;
  flex-grow: 1;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.navbar-toggler {
  padding: 0.25rem 0.75rem;
  font-size: 1.25rem;
  line-height: 1;
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: 0.25rem;
}

.navbar-toggler:hover, .navbar-toggler:focus {
  text-decoration: none;
}

.navbar-toggler:not(:disabled):not(.disabled) {
  cursor: pointer;
  margin-left: auto;
}

.navbar-toggler-icon {
  display: inline-block;
  width: 1.5em;
  height: 1.5em;
  vertical-align: middle;
  content: "";
  background: no-repeat center center;
  background-size: 100% 100%;
}

@media (max-width: 575.98px) {
  .navbar-expand-sm > .container,
  .navbar-expand-sm > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 576px) {
  .navbar-expand-sm {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-flow: row nowrap;
    flex-flow: row nowrap;
    -webkit-box-pack: start;
    -ms-flex-pack: start;
    justify-content: flex-start;
  }
  .navbar-expand-sm .navbar-nav {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
  }
  .navbar-expand-sm .navbar-nav .dropdown-menu {
    position: absolute;
  }
  .navbar-expand-sm .navbar-nav .dropdown-menu-right {
    right: 0;
    left: auto;
  }
  .navbar-expand-sm .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }
  .navbar-expand-sm > .container,
  .navbar-expand-sm > .container-fluid {
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
  }
  .navbar-expand-sm .navbar-collapse {
    display: -webkit-box !important;
    display: -ms-flexbox !important;
    display: flex !important;
    -ms-flex-preferred-size: auto;
    flex-basis: auto;
  }
  .navbar-expand-sm .navbar-toggler {
    display: none;
  }
  .navbar-expand-sm .dropup .dropdown-menu {
    top: auto;
    bottom: 100%;
  }
}


  .navbar-expand-md .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }
  .navbar-expand-md > .container,
  .navbar-expand-md > .container-fluid {
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
  }
  .navbar-expand-md .navbar-collapse {
    display: -webkit-box !important;
    display: -ms-flexbox !important;
    display: flex !important;
    -ms-flex-preferred-size: auto;
    flex-basis: auto;
  }
  .navbar-expand-md .navbar-toggler {
    display: none;
  }
  .navbar-expand-md .dropup .dropdown-menu {
    top: auto;
    bottom: 100%;
  }
}

@media (max-width: 991.98px) {
  .navbar-expand-lg > .container,
  .navbar-expand-lg > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 992px) {
  .navbar-expand-lg {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-flow: row nowrap;
    flex-flow: row nowrap;
    -webkit-box-pack: start;
    -ms-flex-pack: start;
    justify-content: flex-start;
  }
  .navbar-expand-lg .navbar-nav {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
  }
  .navbar-expand-lg .navbar-nav .dropdown-menu {
    position: absolute;
  }
  .navbar-expand-lg .navbar-nav .dropdown-menu-right {
    right: 0;
    left: auto;
  }
  .navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }
  .navbar-expand-lg > .container,
  .navbar-expand-lg > .container-fluid {
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
  }
  .navbar-expand-lg .navbar-collapse {
    display: -webkit-box !important;
    display: -ms-flexbox !important;
    display: flex !important;
    -ms-flex-preferred-size: auto;
    flex-basis: auto;
  }
  .navbar-expand-lg .navbar-toggler {
    display: none;
  }
  .navbar-expand-lg .dropup .dropdown-menu {
    top: auto;
    bottom: 100%;
  }
}

@media (max-width: 1199.98px) {
  .navbar-expand-xl > .container,
  .navbar-expand-xl > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 1200px) {
  .navbar-expand-xl {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-flow: row nowrap;
    flex-flow: row nowrap;
    -webkit-box-pack: start;
    -ms-flex-pack: start;
    justify-content: flex-start;
  }
  .navbar-expand-xl .navbar-nav {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
  }
  .navbar-expand-xl .navbar-nav .dropdown-menu {
    position: absolute;
  }
  .navbar-expand-xl .navbar-nav .dropdown-menu-right {
    right: 0;
    left: auto;
  }
  .navbar-expand-xl .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }
  .navbar-expand-xl > .container,
  .navbar-expand-xl > .container-fluid {
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
  }
  .navbar-expand-xl .navbar-collapse {
    display: -webkit-box !important;
    display: -ms-flexbox !important;
    display: flex !important;
    -ms-flex-preferred-size: auto;
    flex-basis: auto;
  }
  .navbar-expand-xl .navbar-toggler {
    display: none;
  }
  .navbar-expand-xl .dropup .dropdown-menu {
    top: auto;
    bottom: 100%;
  }
}

.navbar-expand {
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
  -ms-flex-flow: row nowrap;
  flex-flow: row nowrap;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
}

.navbar-expand > .container,
.navbar-expand > .container-fluid {
  padding-right: 0;
  padding-left: 0;
}

.navbar-expand .navbar-nav {
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
  -ms-flex-direction: row;
  flex-direction: row;
}

.navbar-expand .navbar-nav .dropdown-menu {
  position: absolute;
}

.navbar-expand .navbar-nav .dropdown-menu-right {
  right: 0;
  left: auto;
}

.navbar-expand .navbar-nav .nav-link {
  padding-right: 0.5rem;
  padding-left: 0.5rem;
}

.navbar-expand > .container,
.navbar-expand > .container-fluid {
  -ms-flex-wrap: nowrap;
  flex-wrap: nowrap;
}

.navbar-expand .navbar-collapse {
  display: -webkit-box !important;
  display: -ms-flexbox !important;
  display: flex !important;
  -ms-flex-preferred-size: auto;
  flex-basis: auto;
}

.navbar-expand .navbar-toggler {
  display: none;
}

.navbar-expand .dropup .dropdown-menu {
  top: auto;
  bottom: 100%;
}

.navbar-light .navbar-brand {
  color: rgba(0, 0, 0, 0.9);
}

.navbar-light .navbar-brand:hover, .navbar-light .navbar-brand:focus {
  color: rgba(0, 0, 0, 0.9);
}

.navbar-light .navbar-nav .nav-link {
  color: rgba(0, 0, 0, 0.5);
}

.navbar-light .navbar-nav .nav-link:hover, .navbar-light .navbar-nav .nav-link:focus {
  color: rgba(0, 0, 0, 0.7);
}

.navbar-light .navbar-nav .nav-link.disabled {
  color: rgba(0, 0, 0, 0.3);
}

.navbar-light .navbar-nav .show > .nav-link,
.navbar-light .navbar-nav .active > .nav-link,
.navbar-light .navbar-nav .nav-link.show,
.navbar-light .navbar-nav .nav-link.active {
  color: rgba(0, 0, 0, 0.9);
}

.navbar-light .navbar-toggler {
  color: rgba(0, 0, 0, 0.5);
  border-color: rgba(0, 0, 0, 0.1);
}

.navbar-light .navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(0, 0, 0, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

.navbar-light .navbar-text {
  color: rgba(0, 0, 0, 0.5);
}

.navbar-light .navbar-text a {
  color: rgba(0, 0, 0, 0.9);
}

.navbar-light .navbar-text a:hover, .navbar-light .navbar-text a:focus {
  color: rgba(0, 0, 0, 0.9);
}

.navbar-dark .navbar-brand {
  color: #fff;
}

.navbar-dark .navbar-brand:hover, .navbar-dark .navbar-brand:focus {
  color: #fff;
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.5);
}

.navbar-dark .navbar-nav .nav-link:hover, .navbar-dark .navbar-nav .nav-link:focus {
  color: rgba(255, 255, 255, 0.75);
}

.navbar-dark .navbar-nav .nav-link.disabled {
  color: rgba(255, 255, 255, 0.25);
}

.navbar-dark .navbar-nav .show > .nav-link,
.navbar-dark .navbar-nav .active > .nav-link,
.navbar-dark .navbar-nav .nav-link.show,
.navbar-dark .navbar-nav .nav-link.active {
  color: #fff;
}

.navbar-dark .navbar-toggler {
  color: rgba(255, 255, 255, 0.5);
  border-color: rgba(255, 255, 255, 0.1);
}

.navbar-dark .navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255, 255, 255, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

.navbar-dark .navbar-text {
  color: rgba(255, 255, 255, 0.5);
}

.navbar-dark .navbar-text a {
  color: #fff;
}

.navbar-dark .navbar-text a:hover, .navbar-dark .navbar-text a:focus {
  color: #fff;
}






/* 新增 CSS */




@media (min-width:768px) and (max-width: 2400px){
	
.col-md-4 {padding-right: 5px;
    padding-left: 5px;
}
.container {  width: 100% !important;}
.offset-md-1 {  margin-left: 8.333333%;}
.offset-md-2 {  margin-left: 16.666667%;}
.row.listBS .d-item { padding-bottom: 50px;}

}