.optical-test-single-channel {
  button,
  .button {
    background: #fff;
    border: 1px solid #333;
    color: #000;
    display: inline-block;
    font-weight: bold;
    margin-top: 70px;
    margin-bottom: 50px;
    padding: 5px 50px;
    text-decoration: none;
  }
  button:hover,
  .button:hover {
    text-decoration: none;
    color: #000;
  }
  button.red,
  .button.red {
    background: #FF0000;
    border-color: transparent;
    color: #fff;
  }
  .errorButton {
    background: #fff;
    border: 1px solid #999;
    color: #999;
    margin-top: 60px;
    padding: 5px 50px;
    text-decoration: none;
  }
  .errorButton:hover {
    color: #999;
    text-decoration: none;
  }
  p.step {
    text-align: left;
    margin-bottom: 0px;
  }
  .instruction {
    margin-top: 50px;
  }
  .instruction .top-text {
    color: #333;
  }
  /*intro page*/
  .intro h2 {
    margin-top: 17px;
  }
  .intro p {
    display: block;
    font-size: 17px;
    text-align: justify;
  }
  .intro .mini-description {
    margin-top: 50px;
  }
  .intro .mini-description .section-title {
    color: #333333;
  }
  .intro .mini-description table>tbody>tr>td {
    padding-top: 5px;
    padding-bottom: 5px;
    padding-right: 10px;
  }
  .intro .mini-description .note {
    color: #777;
    font-size: 12px;
  }
  /*step 3*/
  .step-3 .machine-heating-icon {
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 30px;
    position: relative;
    width: 200px;
    height: 166px;
  }
  .step-3 .machine-heating-icon img {
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    opacity: 0;
    -webkit-transition: opacity 2s;
    /* Safari */
    transition: opacity 2s;
  }
  .step-3 .machine-heating-icon img.machine-idle {
    opacity: 1;
    width: 100%;
    height: 100%;
  }
  .step-3 .machine-heating-icon img.lid-heating {
    margin-top: 10px;
    margin-left: 51px;
    width: 99px;
  }
  .step-3 .machine-heating-icon img.block-heating {
    margin-top: 18px;
    margin-left: 41px;
    width: 118px;
  }
  .step-3 p.wait,
  .step-5 p.wait,
  .step-6 p.wait {
    font-weight: bold;
    margin-bottom: 0px;
  }
  .step-3 p.heating,
  .step-5 p.heating,
  .step-6 p.heating {
    margin-bottom: 0px;
  }
  .step-3 p.note {
    color: #777;
    font-size: 10px;
    margin-bottom: 0px;
  }
  .step-3 p.dont-open,
  .step-5 p.dont-open,
  .step-6 p.dont-open {
    margin-top: 30px;
    margin-bottom: 0px;
  }
  /*step 5*/
  .step-5 .machine-icon {
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 30px;
    position: relative;
    width: 200px;
  }
  .step-5 .machine-icon img {
    width: 100%;
  }
  .step-5 .machine-icon .image-rotate {
    position: absolute;
    top: 84px;
    left: 90px;
    width: 20px;
  }
  /*step 6*/
  .step-6 .machine-icon img {
    width: 200px;
    display: block;
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 30px;
  }
  .step-6 p.heating {
    margin-top: 20px;
  }
  .page-layout .content.analyze {
    width: 1024px;
  }
  .text-success {
    color: #0CE433;
  }
  .text-danger {
    color: #FF0000;
  }
  .errorMessage {
    display: block;
    width: 500px;
    margin: 0 auto;
    color: #999;
    font-size: 17px;
  }
}
