*,
*:before,
*:after {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
body {
  margin: 0px;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.42857143;
  color: #333;
  touch-action: manipulation;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
.small,
small {
  font-size: 85%;
}
.table {
  border-spacing: 0;
  border-collapse: collapse;
  width: 100%;
  max-width: 100%;
}
.table > thead > tr > th,
.table > tbody > tr > th,
.table > thead > tr > td,
.table > tbody > tr > td {
  padding: 8px;
}
.table-hover > tbody > tr:hover {
  background-color: #f5f5f5;
}
.table-striped > tbody > tr:nth-of-type(odd) {
  background-color: #f5f5f5;
}
.table-striped > thead > tr > th,
.table-striped > tbody > tr > th,
.table-striped > thead > tr > td,
.table-striped > tbody > tr > td {
  border-top: 1px solid #ddd;
  text-align: left;
}
.table-bordered > thead > tr > th,
.table-bordered > tbody > tr > td {
  border: 1px solid #ddd;
}
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-left {
  text-align: left;
}
.text-bold {
  font-weight: bold;
}
img {
  max-width: 100%;
}
.link-btn {
  color: inherit;
  text-decoration: none;
}
.link-btn:hover,
.link-btn:focus,
.link-btn:active {
  color: inherit;
  text-decoration: none;
}
a,
.a {
  color: #337ab7;
  text-decoration: none;
}
a:hover,
.a:hover,
a:focus,
.a:focus,
a:active,
.a:active {
  color: #22527b;
  text-decoration: underline;
}
a.btn:hover,
.a.btn:hover,
a.btn:focus,
.a.btn:focus,
a.btn:active,
.a.btn:active {
  text-decoration: none;
}
.clear-fix::after {
  display: block;
  content: "";
  clear: both;
}
.btn {
  display: inline-block;
  padding: 6px 12px;
  font-weight: 400;
  text-align: center;
  white-space: nowrap;
  touch-action: manipulation;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  border: 1px solid transparent;
  border-radius: 4px;
}
.text-primary {
  color: #337ab7;
}
.text-success {
  color: #5cb85c;
}
.text-danger {
  color: #d9534f;
}
.btn-default {
  color: #333;
  background-color: #ffffff;
  border-color: #ccc;
}
.btn-default:hover,
.btn-default:focus,
.btn-default:active {
  color: #333;
  background-color: #e6e6e6;
  border-color: #adadad;
}
.btn-primary {
  color: #fff;
  background-color: #337ab7;
  border-color: #285f8f;
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  color: #fff;
  background-color: #285f8f;
  border-color: #1d4567;
}
.btn-success {
  color: #fff;
  background-color: #5cb85c;
  border-color: #449d44;
}
.btn-success:hover,
.btn-success:focus,
.btn-success:active {
  color: #fff;
  background-color: #449d44;
  border-color: #357935;
}
.btn-danger {
  color: #fff;
  background-color: #d9534f;
  border-color: #c9302c;
}
.btn-danger:hover,
.btn-danger:focus,
.btn-danger:active {
  color: #fff;
  background-color: #c9302c;
  border-color: #a02622;
}
.btn-info {
  color: #fff;
  background-color: #5bc0de;
  border-color: #31b0d5;
}
.btn-info:hover,
.btn-info:focus,
.btn-info:active {
  color: #fff;
  background-color: #31b0d5;
  border-color: #2390b0;
}
.form-control {
  display: inline-block;
  width: 100%;
  padding: 6px 12px;
  color: #555;
  background-color: #fff;
  border: 1px solid #ccc;
  border-radius: 4px;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
  -webkit-transition: border-color ease-in-out 0.15s, -webkit-box-shadow ease-in-out 0.15s;
  -o-transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
  transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s;
}
.form-control:focus {
  border-color: #66afe9;
  outline: 0;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(102, 175, 233, 0.6);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(102, 175, 233, 0.6);
}
.form-max-width {
  max-width: 500px;
}
.form-label {
  font-size: 90%;
  font-weight: bold;
  color: #808080;
  margin-bottom: 5px;
}
.form-group-inline {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: stretch;
}
.form-group-inline > .form-label {
  margin-bottom: 0px;
  text-align: right;
  margin-right: 10px;
}
.form-group-inline > .form-control {
  flex: 1;
}
.form-group-inline > .right {
  flex: 1;
}
.form-group-inline > * {
  min-width: 0;
}
.container {
  max-width: 1000px;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}
.section {
  margin-top: 15px;
  margin-bottom: 15px;
}
.section-2 {
  margin-top: 30px;
  margin-bottom: 30px;
}
.vertical-btn-list {
  display: flex;
  justify-content: center;
}
.vertical-btn-list .btn {
  display: block;
  text-align: left;
}
.vertical-btn-list .btn i {
  margin-right: 3px;
}
.vertical-btn-list .btn + .btn {
  margin-top: 15px;
}
.header {
  background-color: #337ab7;
  color: #ffffff;
}
.header .container {
  height: 60px;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
}
.header .container .site-name {
  font-size: 25px;
  font-weight: bold;
}
.header .container .menu {
  list-style: none;
  margin: 0px;
  padding: 0px;
}
.header .container .menu > li {
  list-style: none;
  margin: 0px;
  padding: 0px;
  display: inline-block;
  position: relative;
}
.header .container .menu > li > a {
  line-height: 60px;
  display: inline-block;
  padding: 0px 15px;
}
.header .container .menu > li > a:hover,
.header .container .menu > li > a:focus,
.header .container .menu > li > a:active {
  background-color: rgba(255, 255, 255, 0.2);
}
.header .container .menu > li.open > .sub-menu {
  display: block;
}
.header .container .menu a {
  color: inherit;
  text-decoration: none;
}
.header .container .menu a:hover,
.header .container .menu a:focus,
.header .container .menu a:active {
  color: inherit;
  text-decoration: none;
}
.header .container .menu .sub-menu {
  display: none;
  font-size: 90%;
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 1000;
  background-color: #fff;
  color: #333;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 0px 0px 4px 4px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
}
.header .container .menu .sub-menu .group a {
  white-space: nowrap;
  display: block;
  width: 100%;
  padding: 0 20px;
  line-height: 36px;
}
.header .container .menu .sub-menu .group a:hover,
.header .container .menu .sub-menu .group a:focus,
.header .container .menu .sub-menu .group a:active {
  color: #262626;
  background-color: #f5f5f5;
}
.header .container #menu-toggle {
  display: none;
}
@media screen and (max-width: 900px) {
  .header .container {
    height: 40px;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    position: relative;
  }
  .header .container .site-name {
    font-size: 16px;
  }
  .header .container .menu {
    display: none;
    background-color: #337ab7;
    color: #ffffff;
    position: absolute;
    top: 100%;
    left: 0px;
    width: 100%;
  }
  .header .container .menu > li {
    display: block;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
  }
  .header .container .menu > li > a {
    line-height: 50px;
    display: block;
    border-radius: 0px;
  }
  .header .container .menu > li > a:hover,
  .header .container .menu > li > a:focus,
  .header .container .menu > li > a:active {
    background-color: rgba(255, 255, 255, 0.3);
  }
  .header .container .menu .sub-menu {
    position: static;
    border: none;
    border-radius: 0px;
    box-shadow: none;
    background-color: inherit;
    color: inherit;
  }
  .header .container .menu .sub-menu .group a {
    white-space: normal;
    line-height: 50px;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    padding-left: 40px;
    padding-right: 15px;
  }
  .header .container .menu .sub-menu .group a:hover,
  .header .container .menu .sub-menu .group a:focus,
  .header .container .menu .sub-menu .group a:active {
    background-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
  }
  .header .container #menu-toggle {
    display: inline-block;
    font-size: 16px;
    cursor: pointer;
    line-height: 40px;
    padding: 0px 15px;
    position: relative;
    right: -15px;
  }
}
.body {
  padding-top: 15px;
  padding-bottom: 30px;
  min-height: calc(100vh - 60px - 70px);
}
.body *:first-child {
  margin-top: 0px;
}
.body *:last-child {
  margin-bottom: 0px;
}
@media screen and (max-width: 900px) {
  .body {
    min-height: calc(100vh - 40px - 70px);
  }
}
.msg-error {
  padding: 15px;
  border-radius: 4px;
  color: #d9534f;
  background-color: #f4cecd;
  border: 1px solid #eba5a3;
}
.msg-success {
  padding: 15px;
  border-radius: 4px;
  color: #5cb85c;
  background-color: #c7e6c7;
  border: 1px solid #a3d7a3;
}
.footer {
  background-color: #444;
  color: #999;
  text-align: center;
  line-height: 70px;
}
.footer a {
  color: inherit;
  text-decoration: none;
  display: inline-block;
}
.footer a:hover,
.footer a:focus,
.footer a:active {
  color: inherit;
  text-decoration: none;
}
.footer a:hover,
.footer a:focus,
.footer a:active {
  text-decoration: underline;
}
.toast-top-center {
  top: calc(50vh - 10px) !important;
}
.pagination {
  margin: 20px 0px;
  text-align: center;
}
.pagination a {
  display: inline-block;
  padding: 8px 16px;
  text-decoration: none;
  color: #337ab7;
  border: 1px solid #ddd;
  font-size: 16px;
}
.pagination a:first-child {
  margin-left: 0;
  border-top-left-radius: 4px;
  border-bottom-left-radius: 4px;
}
.pagination a:last-child {
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
}
.pagination a:hover,
.pagination a:focus {
  color: #22527b;
  background-color: #eee;
  border-color: #ddd;
}
.pagination a.active {
  color: #fff;
  cursor: default;
  background-color: #337ab7;
  border-color: #22527b;
}
.tab .tab-head {
  border-bottom: 2px solid #e0e0e0;
}
.tab .tab-head .tab-btn {
  display: inline-block;
  padding: 10px 20px;
  font-size: 140%;
  border: 2px solid transparent;
  position: relative;
  bottom: -2px;
  cursor: pointer;
}
.tab .tab-head .tab-btn.active {
  border: 2px solid #e0e0e0;
  border-bottom-color: #ffffff;
  cursor: default;
}
.tab .tab-body {
  margin-top: 15px;
}
.tab .tab-body .tab-content {
  display: none;
}
.tab .tab-body .tab-content.active {
  display: block;
}
.nav {
  margin-top: 20px;
  margin-left: auto;
  margin-right: auto;
  width: 250px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #777;
}
.nav .item + .item {
  border-left: none;
}
.nav .item {
  color: inherit;
  text-decoration: none;
  flex: 1;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 30px;
  border: 1px solid #d0d0d0;
}
.nav .item:hover,
.nav .item:focus,
.nav .item:active {
  color: inherit;
  text-decoration: none;
}
.nav .item.only-child {
  border-left: none;
}
.nav .item:active {
  background-color: #c0c0c0;
}
.page-home .list {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  flex-wrap: wrap;
}
.page-home .list .item {
  display: inline-block;
  width: 100%;
  max-width: 300px;
  color: #337ab7;
  vertical-align: top;
  padding: 5px 15px 5px 23px;
  position: relative;
}
@media screen and (max-width: 600px) {
  .page-home .list .item {
    max-width: 100%;
  }
}
.page-home .list .item .fa {
  position: absolute;
  top: 8px;
  left: 0px;
}
.page-contact form {
  width: 100%;
  max-width: 600px;
}
.page-contact form > * + * {
  display: block;
  margin-top: 15px;
}
.page-contact form textarea {
  height: 180px;
}
.page-contact form .captcha {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
}
.page-contact form .captcha input {
  max-width: 200px;
}
.page-contact form .captcha img {
  max-height: 30px;
}
.page-english-words .list-alphabet {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  align-items: flex-start;
  justify-content: center;
}
.page-english-words .list-alphabet .item {
  display: inline-block;
  border: 1px solid #a0a0a0;
  line-height: 50px;
  width: 50px;
  text-align: center;
  cursor: pointer;
  margin: 5px;
}
.page-english-words .list-alphabet .item:hover,
.page-english-words .list-alphabet .item:focus,
.page-english-words .list-alphabet .item:active {
  background-color: #d0d0d0;
}
.page-english-words .list-word .item {
  display: block;
  padding: 7px 0px;
  border-top: 1px dashed #a0a0a0;
}
.page-english-words .list-word .item:last-child {
  border-bottom: 1px dashed #a0a0a0;
}
.page-english-words .list-word .item:hover,
.page-english-words .list-word .item:focus,
.page-english-words .list-word .item:active {
  background-color: #d0d0d0;
}
.page-english-words .word {
  text-align: center;
  font-size: 24px;
}
.page-english-words .word .status {
  font-size: 12px;
  color: #c0c0c0;
}
.page-english-words .word .text {
  margin-top: 10px;
  border: 1px dashed #d0d0d0;
  padding: 10px;
  height: 80px;
  overflow-y: auto;
}
.page-english-words .word .translate {
  border: 1px dashed #d0d0d0;
  border-top: none;
  padding: 10px;
  height: 80px;
  overflow-y: auto;
}
.page-thai-number .result {
  text-align: center;
  font-size: 20px;
  color: #337ab7;
}
.page-thai-number table {
  border-collapse: collapse;
  margin: 0px auto;
}
.page-thai-number table td {
  border: 1px solid #d0d0d0;
  width: 60px;
  height: 60px;
  text-align: center;
  vertical-align: middle;
  font-size: 24px;
  color: #808080;
  cursor: pointer;
}
.page-thai-number table td:active {
  background-color: #d0d0d0;
}
.page-thai-number .subpage-test .question-text {
  margin-top: 5px;
  font-size: 20px;
  text-align: center;
}
.page-thai-number .subpage-test .answers .answer {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 0px;
  border-bottom: 1px dashed #a0a0a0;
  cursor: pointer;
}
.page-thai-number .subpage-test .answers .answer:first-child {
  border-top: 1px dashed #a0a0a0;
}
.page-thai-number .subpage-test .answers .answer .answer-text {
  margin-left: 7px;
  font-size: 20px;
}
.page-thai-number .subpage-test .note {
  margin-top: 15px;
  font-size: 80%;
  color: #808080;
}
.page-thi-lai-xe .list-question {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  align-items: flex-start;
  justify-content: center;
}
.page-thi-lai-xe .list-question a {
  display: inline-block;
  border: 1px solid #a0a0a0;
  line-height: 50px;
  width: 50px;
  text-align: center;
  cursor: pointer;
  margin-top: 5px;
  margin-right: 5px;
}
.page-thi-lai-xe .list-question a:active {
  background-color: #d0d0d0;
}
.page-thi-lai-xe .list-question a.correct {
  background-color: #449d44;
  border-color: #398439;
  color: #fff;
}
.page-thi-lai-xe .list-question a.correct:active {
  background-color: #1f471f;
  border-color: #1f471f;
}
.page-thi-lai-xe .list-question a.wrong {
  background-color: #d9534f;
  border-color: #d43f3a;
  color: #fff;
}
.page-thi-lai-xe .list-question a.wrong:active {
  background-color: #922420;
  border-color-color: #922420;
}
.page-thi-lai-xe .subpage-list-wrong #list .item + .item {
  margin-top: 30px;
}
.page-thi-lai-xe .subpage-list-wrong .answer {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 0px;
  border-bottom: 1px dashed #a0a0a0;
}
.page-thi-lai-xe .subpage-list-wrong .answer.correct {
  color: #5cb85c;
}
.page-thi-lai-xe .subpage-list-wrong .answer.wrong {
  color: #d9534f;
}
.page-thi-lai-xe .subpage-list-wrong .answer:first-child {
  border-top: 1px dashed #a0a0a0;
}
.page-thi-lai-xe #details-page #q-details {
  font-size: 16px;
}
.page-thi-lai-xe #details-page .answer {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 0px;
  border-bottom: 1px dashed #a0a0a0;
  cursor: pointer;
}
.page-thi-lai-xe #details-page .answer.correct {
  color: #5cb85c;
}
.page-thi-lai-xe #details-page .answer.wrong {
  color: #d9534f;
}
.page-thi-lai-xe #details-page .answer:first-child {
  border-top: 1px dashed #a0a0a0;
}
.page-thi-lai-xe #details-page .answer .a-text {
  margin-left: 7px;
}
.form-exchange {
  padding: 20px;
  background-color: #f5f5f5;
  border: 1px solid #e3e3e3;
  border-radius: 4px;
  -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.05);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.05);
}
.form-exchange .input {
  display: flex;
  align-items: flex-start;
  flex-wrap: nowrap;
  justify-content: space-around;
}
.form-exchange .input .input-group {
  display: flex;
  align-items: flex-start;
  flex-wrap: nowrap;
  justify-content: center;
}
.form-exchange .input .input-group > * {
  border: 1px solid #ccc;
  padding: 0px 12px;
}
.form-exchange .input .input-group img {
  width: 16px;
  height: 16px;
}
.form-exchange .input .input-group span {
  color: #555;
  display: inline-block;
  line-height: 32px;
  text-align: center;
  background-color: #eee;
}
.form-exchange .input .input-group span.left {
  border-right: none;
  border-top-left-radius: 4px;
  border-bottom-left-radius: 4px;
}
.form-exchange .input .input-group span.right {
  border-left: none;
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
}
.form-exchange .input .input-group span img {
  vertical-align: middle;
}
.form-exchange .input .input-group input {
  height: 34px;
  width: 180px;
  border-radius: 0px;
}
.form-exchange .input .exchange-btn {
  display: inline-block;
  line-height: 32px;
  padding: 0px;
  width: 45px;
  text-align: center;
}
@media screen and (max-width: 700px) {
  .form-exchange .input {
    display: block;
  }
  .form-exchange .input > * + * {
    margin-top: 15px;
  }
  .form-exchange .input .input-group input {
    width: 140px;
  }
  .form-exchange .input .exchange-btn {
    display: block;
    margin-left: auto;
    margin-right: auto;
  }
}
.form-exchange .result {
  text-align: center;
  margin-top: 20px;
  color: #f00;
  font-weight: 600;
  letter-spacing: 1px;
  visibility: hidden;
}
.form-exchange .result.show {
  visibility: visible;
}
.introduction-separator {
  margin-top: 70px;
}
.phan-so {
  margin-left: 5px;
  margin-right: 5px;
  display: inline-block;
  text-align: center;
  position: relative;
  vertical-align: middle;
}
.phan-so input {
  text-align: center;
}
.phan-so > * {
  display: block;
}
.phan-so > *:first-child {
  border-bottom: 1px solid #808080;
}
.phan-so > *:first-child > input {
  margin-bottom: 10px;
}
.phan-so > *:last-child > input {
  margin-top: 10px;
}
/*# sourceMappingURL=main.css.map */