body,
html {
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
}
.container {
  max-width: 1170px;
  margin: 0 auto;
  padding-left: 0px;
  padding-right: 0px;
}
.row {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  margin-left: -15px;
  margin-right: -15px;
}
.col-xl-1 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(8.333333333333334% - 30px);
}
.col-xl-2 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(16.666666666666668% - 30px);
}
.col-xl-3 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(25% - 30px);
}
.col-xl-4 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(33.333333333333336% - 30px);
}
.col-xl-5 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(41.66666666666667% - 30px);
}
.col-xl-6 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(50% - 30px);
}
.col-xl-7 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(58.333333333333336% - 30px);
}
.col-xl-8 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(66.66666666666667% - 30px);
}
.col-xl-9 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(75% - 30px);
}
.col-xl-10 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(83.33333333333334% - 30px);
}
.col-xl-11 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(91.66666666666667% - 30px);
}
.col-xl-12 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
  width: calc(100% - 30px);
}
.col-lg-1 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-2 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-3 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-4 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-5 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-6 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-7 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-8 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-9 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-10 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-11 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-lg-12 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-1 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-2 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-3 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-4 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-5 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-6 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-7 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-8 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-9 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-10 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-11 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-md-12 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-1 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-2 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-3 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-4 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-5 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-6 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-7 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-8 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-9 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-10 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-11 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-sm-12 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-1 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-2 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-3 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-4 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-5 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-6 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-7 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-8 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-9 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-10 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-11 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
.col-xs-12 {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  word-wrap: break-word;
  margin-left: 15px;
  margin-right: 15px;
}
body {
  background-color: #F4F4F4;
}
label {
  color: #666;
}
.list-group {
  font-family: 'Roboto', sans-serif;
}
.help-block {
  color: #dc3545;
}
.header-layout {
  padding: 15px 0;
  background-color: #007BFF;
}
.header-layout .header-layout__title {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.header-layout .header-layout__title a {
  font-family: 'Roboto', sans-serif;
  color: #fff;
  font-size: 25px;
  font-weight: 100;
  text-decoration: none;
}
.header-layout .header-layout__menu {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.header-layout .header-layout__menu .circle {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background-color: #fff;
  border-radius: 50%;
  width: 35px;
  height: 35px;
  color: #007BFF;
  -webkit-box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.3);
          box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.3);
  cursor: pointer;
}
.custom-block {
  padding: 15px 0;
  min-height: 85vh;
}
.custom-block .h1 {
  font-size: 32px;
  color: #337ab7;
}
.custom-block th {
  color: #337ab7;
}
.custom-block .down-panel {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  border-bottom: 1px solid #DBDBDB;
  padding-bottom: 15px;
}
.custom-block .down-panel label {
  margin: 0 15px 0 auto;
}
.custom-block .down-panel .form-control {
  width: 60%;
}
.custom-block .MathJax {
  font-size: 23px !important;
}
.custom-block .custom-block__generator .form-submit {
  border: 1px solid #DBDBDB;
  padding: 15px;
}
.custom-block .custom-block__generator p {
  font-size: 16px;
  color: #666;
  margin-bottom: 0.5rem;
}
.custom-block .custom-block__generator .answers-title {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin-bottom: 1rem;
}
.custom-block .custom-block__generator .answers-title h2 {
  color: #337ab7;
}
.custom-block .custom-block__generator .no-right {
  color: red;
  cursor: pointer;
}
.custom-block .custom-block__generator .right {
  color: green;
  cursor: pointer;
}
.custom-block .custom-block__tests .tests-row {
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
.custom-block .custom-block__tests .test {
  margin-bottom: 30px;
  -webkit-box-shadow: 1px 1px 2px 0px rgba(0, 0, 0, 0.2);
          box-shadow: 1px 1px 2px 0px rgba(0, 0, 0, 0.2);
  background-color: #fff;
}
.custom-block .custom-block__tests .test h2 {
  font-size: 18px;
  font-weight: 400;
  color: #666;
  text-align: center;
  margin: 8px 5px;
}
.custom-block .custom-block__tests .test .btn {
  border-radius: 0;
}
.custom-block .custom-block__sidebar h3 {
  font-weight: 400;
  color: #666;
  font-size: 16px;
}
.custom-block .custom-block__questions .question h2 {
  font-size: 18px;
  font-weight: 400;
}
.custom-block .custom-block__questions .question .answers {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.custom-block .custom-block__questions .question .answers .answer {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: baseline;
      -ms-flex-align: baseline;
          align-items: baseline;
  margin-bottom: 1rem;
}
.custom-block .custom-block__questions .question .answers .answer .MathJax {
  font-size: 30px !important;
}
.custom-block .custom-block__questions .question .answers .answer label {
  margin-right: 5px;
}
.custom-block .custom-block__questions .question .answers .answer input {
  margin-right: 5px;
}
.footer-layout {
  padding: 15px 0;
  background-color: #007BFF;
}
.footer-layout a {
  color: #fff;
  text-decoration: none;
}
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 5;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.534);
}
.overlay .component {
  position: relative;
  z-index: 6;
  width: 550px;
}
.overlay .component .close {
  position: absolute;
  z-index: 7;
  top: 0;
  right: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  margin-right: -15px;
  margin-top: -15px;
  background-color: #007BFF;
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  cursor: pointer;
}
.overlay .component-disabled {
  display: none !important;
}
.overlay #background {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  width: 700px;
  background-color: #fff;
  border-radius: 6px;
  padding: 15px;
}
@media screen and (max-width: 1200px) {
  .container {
    padding-left: 15px;
    padding-right: 15px;
  }
  .col-lg-1 {
    width: calc(8.333333333333334% - 30px);
  }
  .col-lg-2 {
    width: calc(16.666666666666668% - 30px);
  }
  .col-lg-3 {
    width: calc(25% - 30px);
  }
  .col-lg-4 {
    width: calc(33.333333333333336% - 30px);
  }
  .col-lg-5 {
    width: calc(41.66666666666667% - 30px);
  }
  .col-lg-6 {
    width: calc(50% - 30px);
  }
  .col-lg-7 {
    width: calc(58.333333333333336% - 30px);
  }
  .col-lg-8 {
    width: calc(66.66666666666667% - 30px);
  }
  .col-lg-9 {
    width: calc(75% - 30px);
  }
  .col-lg-10 {
    width: calc(83.33333333333334% - 30px);
  }
  .col-lg-11 {
    width: calc(91.66666666666667% - 30px);
  }
  .col-lg-12 {
    width: calc(100% - 30px);
  }
}
@media screen and (max-width: 992px) {
  .container {
    padding-left: 15px;
    padding-right: 15px;
  }
  .col-md-1 {
    width: calc(8.333333333333334% - 30px);
  }
  .col-md-2 {
    width: calc(16.666666666666668% - 30px);
  }
  .col-md-3 {
    width: calc(25% - 30px);
  }
  .col-md-4 {
    width: calc(33.333333333333336% - 30px);
  }
  .col-md-5 {
    width: calc(41.66666666666667% - 30px);
  }
  .col-md-6 {
    width: calc(50% - 30px);
  }
  .col-md-7 {
    width: calc(58.333333333333336% - 30px);
  }
  .col-md-8 {
    width: calc(66.66666666666667% - 30px);
  }
  .col-md-9 {
    width: calc(75% - 30px);
  }
  .col-md-10 {
    width: calc(83.33333333333334% - 30px);
  }
  .col-md-11 {
    width: calc(91.66666666666667% - 30px);
  }
  .col-md-12 {
    width: calc(100% - 30px);
  }
  .custom-block .down-panel label {
    margin: 5px 0;
  }
  .custom-block .down-panel {
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}
@media screen and (max-width: 768px) {
  .container {
    padding-left: 15px;
    padding-right: 15px;
  }
  .col-sm-1 {
    width: calc(8.333333333333334% - 30px);
  }
  .col-sm-2 {
    width: calc(16.666666666666668% - 30px);
  }
  .col-sm-3 {
    width: calc(25% - 30px);
  }
  .col-sm-4 {
    width: calc(33.333333333333336% - 30px);
  }
  .col-sm-5 {
    width: calc(41.66666666666667% - 30px);
  }
  .col-sm-6 {
    width: calc(50% - 30px);
  }
  .col-sm-7 {
    width: calc(58.333333333333336% - 30px);
  }
  .col-sm-8 {
    width: calc(66.66666666666667% - 30px);
  }
  .col-sm-9 {
    width: calc(75% - 30px);
  }
  .col-sm-10 {
    width: calc(83.33333333333334% - 30px);
  }
  .col-sm-11 {
    width: calc(91.66666666666667% - 30px);
  }
  .col-sm-12 {
    width: calc(100% - 30px);
  }
  .header-layout .header-layout__title a {
    text-align: center;
  }
  .header-layout .header-layout__title {
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    margin-bottom: 10px;
  }
  .overlay .component {
    width: 90% !important;
  }
}
@media screen and (max-width: 576px) {
  .container {
    padding-left: 10px;
    padding-right: 10px;
  }
  .col-xs-1 {
    width: calc(8.333333333333334% - 30px);
  }
  .col-xs-2 {
    width: calc(16.666666666666668% - 30px);
  }
  .col-xs-3 {
    width: calc(25% - 30px);
  }
  .col-xs-4 {
    width: calc(33.333333333333336% - 30px);
  }
  .col-xs-5 {
    width: calc(41.66666666666667% - 30px);
  }
  .col-xs-6 {
    width: calc(50% - 30px);
  }
  .col-xs-7 {
    width: calc(58.333333333333336% - 30px);
  }
  .col-xs-8 {
    width: calc(66.66666666666667% - 30px);
  }
  .col-xs-9 {
    width: calc(75% - 30px);
  }
  .col-xs-10 {
    width: calc(83.33333333333334% - 30px);
  }
  .col-xs-11 {
    width: calc(91.66666666666667% - 30px);
  }
  .col-xs-12 {
    width: calc(100% - 30px);
  }
  h1 {
    text-align: center;
  }
  .h1 {
    text-align: center;
  }
  .custom-block .custom-block__generator .form-submit {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .custom-block .custom-block__generator .form-submit button {
    margin-bottom: 0.5rem;
  }
}