video {
  max-width: 100%;
  height: auto;
  margin: 20px 0;
  padding: 0;
  border: outset 2px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  border-color: #64280c;
}
h3{
  display: block;
  text-align: center;
  font-size: 480px;
  font-weight: 900;
  line-height: normal;
  color: #396ba4;
  margin: auto;
  padding: inherit;
}

p{
  font-family: 'Segoe UI', Tahoma, Verdana, sans-serif;
  font-size: 18px;
  line-height: 1.5;
  margin: 20px 0;
  padding: 10px 15px;
  border-radius: 5px;
  background-color: #f2f2f2;
  color: #333;
  list-style-position: inside;
  border-color: #64280c;
}
p[class="intro"]{
  font-size: 18px;
  text-align: left;
}
iframe {
  max-width: 100%;
  height: auto;
  margin: 20px 0;
  padding: 0;
  border: outset 2px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  border-color: #64280c;
}
nav {
  background-color: #f2f2f2;
  padding: 10px 20px;
  border-radius: 5px;
  margin: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  border-color: #64280c;
  font-family: 'Segoe UI', Tahoma, Verdana, sans-serif;
  font-size: 18px;
  line-height: 1.5;
  color: #333;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: bold;
  text-shadow: 1px 1px 1px #fff;
  animation-iteration-count: var(#333);
  animation-duration: 1s;
  animation-name: fadeIn;
  animation-fill-mode: forwards;
  animation-delay: 0.5s;
  animation-timing-function: ease-in-out;
  animation-play-state: running;
  animation-direction: normal;
  animation-iteration-count: 1;
  animation-timing-function: ease;
  animation-duration: 0s;
  animation-fill-mode: none;
  animation-delay: 0s;
  animation-play-state: initial;
  animation-direction: normal;
  /*导航栏自动添充*/
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  animation-name: fadeIn;
  animation-duration: 1s;
}
nav ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0;
  padding: 0;
}
nav a {
  color: #333;
  text-decoration: none;
  margin-right: 20px;
  touch-action: inherit;
}
nav a:hover {
  text-decoration: underline;
}
ul {
  font-family: 'Segoe UI', Tahoma, Verdana, sans-serif;
  font-size: 18px;
  line-height: 1.5;
  margin: 20px 0;
  padding: 0 20px;
  list-style: none;
  text-align: center;
  border-color: #64280c;
}
i{
  text-align: center;
  font-weight: bold;
  color: #64280c;
  margin-right: 5px;
  font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
  font-size: 24px;
}
textarea {
  font-family: 'lucida console', 'Courier New', Courier, monospace;
  font-size: 16px;
  line-height: 1.5;
  margin: 20px 0;
  padding: 10px;
  border-radius: 5px;
  background-color: rgb(233, 220, 220);
  color: #333;
  resize: none;
}

li {
  margin-bottom: 10px;
  padding-left: 10px;
  text-indent: -10px;
  padding-block: 0;
}
table {
  border-collapse: collapse;
  width: 100%;
  margin: 20px 0;
  border-color: #64280c;
}
th, td {
  text-align: left;
  padding: 8px;
  border-bottom: 1px solid #ddd;
}
th {
  background-color: #f2f2f2;
  color: #333;
}
tr:hover {
  background-color: #f2f2f2;
}
h1{
  font-size: 36px;
  font-weight: bold;
  margin: 20px 0;
  font-family: 'Courier New', Courier, monospace;
  text-align: center;
}
h2{
  font-size: 24px;
  font-weight: bold;
  margin: 20px 0;
  font-family:'Times New Roman', Times, serif, monospace;
  text-align: center;
  color: #64280c;
  border-color: #5bc0de;
}
p{
  font-size: 18px;
  line-height: 1.5;
  margin: 20px 0;
  text-align: center;
  padding: 10px 15px;
  border-radius: 5px;
  background-color: #f2f2f2;
  color: #333;
  list-style-position: inside;
  animation-iteration-count: var(#333);
}
.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}
.video-container iframe,
.video-container object,
.video-container embed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.video-container iframe {
  border: 0;
}
.video-container img {
  max-width: 100%;
  width: 100%;
  height: auto;
}   
body {   
  background-color: #f2f2f2;   
  font-family: Arial, sans-serif;   
  font-size: 16px;   
  line-height: 1.5;   
  margin: 0;   
  padding: 0;   
}   
p {   
  margin: 0 0 20px 0;   
}   
a {   
  color: #333;   
  text-decoration: none;   
}   
a:hover {   
  text-decoration: underline;   
}   
ul {   
  list-style: none;   
  margin: 0;   
  padding: 0;   
}   
img {   
  max-width: 100%;   
}   
.container {   
  max-width: 1200px;   
  margin: 0 auto;   
  padding: 0 20px;   
}   
.header {   
  background-color: #fff;   
  border-bottom: 1px solid #ccc;   
  padding: 20px 0;   
}   
.header h1 {   
  margin: 0;   
  font-size: 36px;   
  font-weight: bold;   
}   
.header p {   
  margin: 0;   
  font-size: 18px;   
  color: #999;   
}   
.main {   
  background-color: #fff;   
  padding: 40px 0;   
}   
.main h2 {   
  margin-top: 0;   
  font-size: 24px;   
  font-weight: bold;   
}   
.main p {   
  font-size: 16px;   
  line-height: 1.5;   
}   
.main img {   
  margin: 20px 0;   
}   
.main ul {   
  margin-left: 20px;   
}   
.main ul li {   
  margin-bottom: 10px;   
}   
.main ul li:before {   
  content: "\2022";   
  color: #999;   
  display: inline-block;   
  width: 1em;   
  margin-left: -1em;   
}   
.footer {   
  background-color: #333;   
  color: #fff;   
  padding: 20px 0;   
}   
.footer p {   
  margin: 0;   
  font-size: 14px;   
}   
.footer a {   
  color: #fff;   
  text-decoration: underline;   
}   
.footer a:hover {   
  text-decoration: none;   
}   
.btn {   
  display: inline-block;   
  background-color: #333;   
  color: #fff;   
  padding: 10px 20px;   
  border-radius: 5px;   
  text-decoration: none;   
  font-size: 16px;   
  margin-top: 20px;   
}   
.btn:hover {   
  background-color: #555;   
}   
.btn-small {   
  font-size: 14px;   
  padding: 8px 16px;   
}   
.btn-large {   
  font-size: 18px;   
  padding: 12px 24px;   
}   
.btn-block {   
  display: block;   
  width: 100%;   
}   
.btn-primary {   
  background-color: #337ab7;   
}   
.btn-success {   
  background-color: #5cb85c;   
}   
.btn-info {   
  background-color: #5bc0de;   
}   
.btn-warning {   
  background-color: #f0ad4e;   
}   
.btn-danger {   
  background-color: #d9534f;   
}   
.btn-link {   
  background-color: transparent;   
  border: none;   
  color: #337ab7;   
  text-decoration: underline;   
}   
.btn-link:hover {   
  text-decoration: none;   
}   
.alert {   
  padding: 15px;   
  margin-bottom: 20px;   
  border: 1px solid transparent;   
  border-radius: 4px;   
}   
.alert h4 {   
  margin-top: 0;   
  color: inherit;   
}   
.alert .close {   
  position: relative;   
  top: -2px;   
  right: -21px;   
  color: inherit;   
}   
.alert-success {   
  color: #3c763d;   
  background-color: #dff0d8;   
  border-color: #d6e9c6;   
}   
.alert-info {   
  color: #31708f;   
  background-color: #d9edf7;   
  border-color: #bce8f1;   
}   
.alert-warning {   
  color: #8a6d3b;   
  background-color: #fcf8e3;   
  border-color: #faebcc;   
}   
.alert-danger {   
  color: #a94442;   
  background-color: #f2dede;   
  border-color: #ebccd1;   
}   
.table {   
  width: 100%;   
  max-width: 100%;   
  margin-bottom: 20px;   
}   
.table > thead > tr > th,   
.table > tbody > tr > th,   
.table > tfoot > tr > th,   
.table > thead > tr > td,   
.table > tbody > tr > td,   
.table > tfoot > tr > td {   
  padding: 8px;   
  line-height: 1.42857143;   
  vertical-align: top;   
  border-top: 1px solid #ddd;   
}   
.table > thead > tr > th {   
  vertical-align: bottom;   
  border-bottom: 2px solid #ddd;   
}   
.table > caption + thead > tr:first-child > th,   
.table > colgroup + thead > tr:first-child > th,   
.table > thead:first-child > tr:first-child > th,   
.table > caption + thead > tr:first-child > td,   
.table > colgroup + thead > tr:first-child > td,   
.table > thead:first-child > tr:first-child > td {   
  border-top: 0;   
}   
.table > tbody + tbody {   
  border-top: 2px solid #ddd;   
}   
.table .table {   
  background-color: #fff;   
}   
.table-condensed > thead > tr > th,   
.table-condensed > tbody > tr > th,   
.table-condensed > tfoot > tr > th,   
.table-condensed > thead > tr > td,   
.table-condensed > tbody > tr > td,   
.table-condensed > tfoot > tr > td {   
  padding: 5px;   
}   
.table-bordered {   
  border: 1px solid #ddd;   
}   
.table-bordered > thead > tr > th,   
.table-bordered > tbody > tr > th,   
.table-bordered > tfoot > tr > th,   
.table-bordered > thead > tr > td,   
.table-bordered > tbody > tr > td,   
.table-bordered > tfoot > tr > td {   
  border: 1px solid #ddd;   
}   
.table-bordered > thead > tr > th,   
.table-bordered > thead > tr > td {   
  border-bottom-width: 2px;   
}   
.table-striped > tbody > tr:nth-of-type(odd) {   
  background-color: #f9f9f9;   
}   
.table-hover > tbody > tr:hover {   
  background-color: #f5f5f5;   
}   
.table > thead > tr > td.active,   
.table > tbody > tr > td.active,   
.table > tfoot > tr > td.active,   
.table > thead > tr > th.active,   
.table > tbody > tr > th.active,   
.table > tfoot > tr > th.active,   
.table > thead > tr.active > td,   
.table > tbody > tr.active > td,   
.table > tfoot > tr.active > td,   
.table > thead > tr.active > th,   
.table > tbody > tr.active > th,   
.table > tfoot > tr.active > th {   
  background-color: #f5f5f5;   
}   
.table-hover > tbody > tr > td.active:hover,   
.table-hover > tbody > tr > th.active:hover,   
.table-hover > tbody > tr.active:hover > td,   
.table-hover > tbody > tr:hover > .active,   
.table-hover > tbody > tr.active:hover > th {   
  background-color: #e8e8e8;   
}   
.table > thead > tr > td.success,   
.table > tbody > tr > td.success,   
.table > tfoot > tr > td.success,   
.table > thead > tr > th.success,   
.table > tbody > tr > th.success,   
.table > tfoot > tr > th.success,   
.table > thead > tr.success > td,   
.table > tbody > tr.success > td,   
.table > tfoot > tr.success > td,   
.table > thead > tr.success > th,   
.table > tbody > tr.success > th,   
.table > tfoot > tr.success > th {   
  background-color: #dff0d8;   
}   
.table-hover > tbody > tr > td.success:hover,   
.table-hover > tbody > tr > th.success:hover,   
.table-hover > tbody > tr.success:hover > td,   
.table-hover > tbody > tr:hover > .success,   
.table-hover > tbody > tr.success:hover > th {   
  background-color: #d0e9c6;   
}   
.table > thead > tr > td.info,   
.table > tbody > tr > td.info,   
.table > tfoot > tr > td.info,   
.table > thead > tr > th.info,   
.table > tbody > tr > th.info,   
.table > tfoot > tr > th.info,   
.table > thead > tr.info > td,   
.table > tbody > tr.info > td,   
.table > tfoot > tr.info > td,   
.table > thead > tr.info > th,   
.table > tbody > tr.info > th,   
.table > tfoot > tr.info > th {   
  background-color: #d9edf7;   
}   
.table-hover > tbody > tr > td.info:hover,   
.table-hover > tbody > tr > th.info:hover,   
.table-hover > tbody > tr.info:hover > td,   
.table-hover > tbody > tr:hover > .info,   
.table-hover > tbody > tr.info:hover > th {   
  background-color: #c4e3f3;   
}   
.table > thead > tr > td.warning,   
.table > tbody > tr > td.warning,   
.table > tfoot > tr > td.warning,   
.table > thead > tr > th.warning,   
.table > tbody > tr > th.warning,   
.table > tfoot > tr > th.warning,   
.table > thead > tr.warning > td,   
.table > tbody > tr.warning > td,   
.table > tfoot > tr.warning > td,   
.table > thead > tr.warning > th,   
.table > tbody > tr.warning > th,   
.table > tfoot > tr.warning > th {   
  background-color: #fcf8e3;   
}   
.table-hover > tbody > tr > td.warning:hover,   
.table-hover > tbody > tr > th.warning:hover,   
.table-hover > tbody > tr.warning:hover > td,   
.table-hover > tbody > tr:hover > .warning,   
.table-hover > tbody > tr.warning:hover > th {   
  background-color: #faf2cc;   
}   
.table > thead > tr > td.danger,   
.table > tbody > tr > td.danger,   
.table > tfoot > tr > td.danger,   
.table > thead > tr > th.danger,   
.table > tbody > tr > th.danger,   
.table > tfoot > tr > th.danger,   
.table > thead > tr.danger > td,   
.table > tbody > tr.danger > td,   
.table > tfoot > tr.danger > td,   
.table > thead > tr.danger > th,   
.table > tbody > tr.danger > th,   
.table > tfoot > tr.danger > th {   
  background-color: #f2dede;   
}   
.table-hover > tbody > tr > td.danger:hover,   
.table-hover > tbody > tr > th.danger:hover,   
.table-hover > tbody > tr.danger:hover > td,   
.table-hover > tbody > tr:hover > .danger,   
.table-hover > tbody > tr.danger:hover > th {   
  background-color: #ebcccc;   
}   
.table-responsive {   
  min-height: .01%;   
  overflow-x: auto;   
}   
@media screen and (max-width: 767px) {   
  .table-responsive {   
      width: 100%;   
      margin-bottom: 15px;   
      overflow-y: hidden;   
      -ms-overflow-style: -ms-autohiding-scrollbar;   
      border: 1px solid #ddd;   
  }   
  .table-responsive > .table {   
      margin-bottom: 0;   
  }   
  .table-responsive > .table > thead > tr > th,   
   .table-responsive > .table > tbody > tr > th,   
   .table-responsive > .table > tfoot > tr > th,   
   .table-responsive > .table > thead > tr > td,   
   .table-responsive > .table > tbody > tr > td,   
   .table-responsive > .table > tfoot > tr > td {   
      white-space: nowrap;   
  }   
  .table-responsive > .table-bordered {   
      border: 0;   
  }   
  .table-responsive > .table-bordered > thead > tr > th:first-child,   
   .table-responsive > .table-bordered > tbody > tr > th:first-child,   
   .table-responsive > .table-bordered > tfoot > tr > th:first-child,   
   .table-responsive > .table-bordered > thead > tr > td:first-child,   
   .table-responsive > .table-bordered > tbody > tr > td:first-child,   
   .table-responsive > .table-bordered > tfoot > tr > td:first-child {   
      border-left: 0;   
  }   
  .table-responsive > .table-bordered > thead > tr > th:last-child,   
   .table-responsive > .table-bordered > tbody > tr > th:last-child,   
   .table-responsive > .table-bordered > tfoot > tr > th:last-child,   
   .table-responsive > .table-bordered > thead > tr > td:last-child,   
   .table-responsive > .table-bordered > tbody > tr > td:last-child,   
   .table-responsive > .table-bordered > tfoot > tr > td:last-child {   
      border-right: 0;   
  }   
  .table-responsive > .table-bordered > tbody > tr:last-child > th,   
   .table-responsive > .table-bordered > tfoot > tr:last-child > th,   
   .table-responsive > .table-bordered > tbody > tr:last-child > td,   
   .table-responsive > .table-bordered > tfoot > tr:last-child > td {   
      border-bottom: 0;   
  }   
}   
.label {   
  display: inline;   
  padding: .2em .6em .3em;   
  font-size: 75%;   
  font-weight: bold;   
  line-height: 1;   
  color: #fff;   
  text-align: center;   
  white-space: nowrap;   
  vertical-align: baseline;   
  border-radius: .25em;   
}   
a.label:hover,   
a.label:focus {   
  color: #fff;   
  text-decoration: none;   
  cursor: pointer;   
}   
.label:empty {   
  display: none;   
}   
.btn .label {   
  position: relative;   
  top: -1px;   
}   
.label-default {   
  background-color: #777;   
}   
.label-default[href]:hover,   
.label-default[href]:focus {   
  background-color: #5e5e5e;   
}   
.label-primary {   
  background-color: #337ab7;   
}   
.label-primary[href]:hover,   
.label-primary[href]:focus {   
  background-color: #286090;   
}   
.label-success {   
  background-color: #5cb85c;   
}   
.label-success[href]:hover,   
.label-success[href]:focus {   
  background-color: #449d44;   
}   
.label-info {   
  background-color: #5bc0de;   
}   
.label-info[href]:hover,   
.label-info[href]:focus {   
  background-color: #31b0d5;   
}   
.label-warning {   
  background-color: #f0ad4e;   
}   
.label-warning[href]:hover,   
.label-warning[href]:focus {   
  background-color: #ec971f;   
}   
.label-danger {   
  background-color: #d9534f;   
}   
.label-danger[href]:hover,       
.label-danger[href]:focus {   
  background-color: #c9302c;   
}   
.badge {   
  display: inline-block;   
  min-width: 10px;   
  padding: 3px 7px;   
  font-size: 12px;   
  font-weight: bold;   
  line-height: 1;   
  color: #fff;   
  text-align: center;   
  white-space: nowrap;   
  vertical-align: middle;   
  background-color: #777;   
  border-radius: 10px;   
}   
.badge:empty {   
  display: none;   
}   
.btn .badge {   
  position: relative;   
  top: -1px;   
}   
.btn-xs .badge,   
.btn-group-xs > .btn .badge {   
  top: 0;   
  padding: 1px 5px;   
  font-size: 10px;   
  border-radius: 10px;   
}   
button{
    background-color: #64280c;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    cursor: pointer;
    width: 100%;
}

button:hover {
    opacity: 0.8;
}

@keyframes col
{
  
}