.page-title {
  margin-bottom: 20px;
}
.tutorial-section {
  padding: 18px 15px 50px;
}

.tutorial-preview-grid { 
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: row;
  -ms-flex-direction: row;
  flex-direction: row;
  -webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-align-content: stretch;
  -ms-flex-line-pack: stretch;
  align-content: stretch;
  margin-top: -6.10225%;
}
.tutorial-preview-item {
  border: 1px solid #c7c7c7;
  display: inline-block;
  width: 100%;
  max-width: 300px;
  text-decoration: none;
  margin-top: 6.10225%;
  color: #232323;
}
.tutorial-preview-item:hover {
  border-color: #fbc628;
}
.tutorial-preview-item-text {
  padding: 12px 8.333% 21px;
}
.tutorial-preview-item-title {
  margin: 0 0 5px;
  font-size: 1.6rem;
  line-height: 1.2;
  font-weight: 600;
}
.tutorial-preview-item-desc {
  margin: 0;
  font-size: 1.4rem;
  line-height: 1.36;
}
.tutorial-element-section {
  padding: 18px 15px 40px;
}
.tutorial-element {
  text-align: center;
}
.tutorial-video-container {
  text-align: center;
  position: relative;
  height: 0;
  padding-bottom: 56.25%;
  margin-top: 40px;
}
.tutorial-video-container iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;  
  top: 0;
  border: none;
}

.tutorial-video-description {
  margin-top: 18px;
  margin-bottom: 26px;
  font-size: 1.6rem;
  line-height: 1.66666667;
}
.tutorial-video-download-info {
  margin-top: 8px;
  font-size: 1.4rem;
}
.tutorial-video-content {
  margin-top: 30px;
  text-align: left;
}
.tutorial-video-content p {
  margin-top: 23px;
}
.narrow-width-text {
  max-width: 750px;
  margin-left: auto;
  margin-right: auto;
}
.using-spray-fill .narrow-width-text {
  max-width: 720px;
}
.using-spray-fill .lazy-hidden {
  opacity: 1;
}

.tutorial-steps-section {
  padding-bottom: 20px;
}

.tutorial-page-tip {
  color: #b58b0e;
  font-weight: 600;  
/*   text-transform: uppercase; */
}
.article-remark {
  background-color: #d1d1e3;  
  background-color: #8a8a96;
  padding: 10px 13px;
  border-radius: 10px;
  color: #ffffff;
  position: relative;
  font-size: 1.4rem;
  line-height: 1.53;
  margin-top: 30px;
}
.article-remark::before {
  content: "\26A0";
  content: "\0021";
  font-size: 42px;
  color: orange;
  z-index: 0;
  top:0;
  float: left;
  line-height: 1;
  margin-right: 15px;
  margin-left: 10px;
  font-weight: 800;
}
.app-command {
  background-color: #faf1d7;
  padding: 0 5px;
  border-radius: 5px;
}  
.tutorial-unordered-list {
  padding: 0;
  margin: 0 0 15px;
  text-align: left;
}
.tutorial-unordered-list li {
  position: relative;
  margin-top: 3px;
  padding-left: 18px;
  list-style: none;
  margin-left: 10px;
}
.tutorial-unordered-list li::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #777;
  vertical-align: top;
  line-height: 1;
  position: absolute;
  left: 0;
  top: 1rem;
}
.tutorial-unordered-list .tutorial-unordered-list li::before {
  width: 6px;
  height: 6px;
}

.custom-list-image {
  margin-top: 20px;
}
.custom-list-image img {
  margin-bottom: 8px;
}
.custom-list-point,
.custom-list-non-point {
  position: relative;
  padding-left: 40px;
  margin: 30px auto;
/*   background: orange; */
}
.custom-list-point::before {
  content: attr(data-list-point);
  position: absolute;
  left: 0;
  top: -1px;
  display: inline-block;
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 4rem;
  text-align: center;
  line-height: 2.6rem;
  font-size: 1.8rem;
  color: #232323;
  border: 2px solid #e8bf41;
  font-weight: 600;
  letter-spacing: -.2rem;
  text-indent: -.2rem;
}
.section-title.custom-list-point {
  padding-left: 43px;
  margin: auto;
}
.section-title.custom-list-point::before {
  position: relative;
  left: 0;
  top: auto;
  font-size: 2.4rem;
  line-height:1.2;
  width: 3.2rem;
  height: 3.2rem;
  font-weight: 400;
  margin-right: 10px;
  margin-left: -43px;
}
.subsection-title.custom-list-point {
  padding-left: 43px;
}
.subsection-title.custom-list-point::before {
  position: relative;
  left: 0;
  top: auto;
  font-size: 2rem;
  line-height:1.3;
  width: 3rem;
  height: 3rem;
  font-weight: 400;
  margin-right: 10px;
  margin-left: -43px;
}

.section-subtitle {
  margin: 20px 0 10px;
  font-size: 2rem;
  font-weight: normal;
  line-height: 1.5;
}

.unordered-list.unordered-regular-list li {
  margin-top: 3px;
}

.default-section {
  margin-top: 40px;
}
.image-wrapper {
  margin: 10px auto;
  text-align: center;
}

.tutorial-video-snippet {
  max-width: 100%;
  height: auto;  
}

.tutorial-aside {
  background-color: #f6f6f6;
  border-radius: 5px;
  padding: 3.5% /* 37px */ 3.85% 5%;
  margin-top: 24px;
  margin-bottom: 0px;
  font-size: 1.3rem;
}
.tutorial-aside-title {
  font-size: 1.8rem;
  line-height: 1.4;
  font-weight: 400;
  margin-top: 0;
  margin-bottom: 10px;
}

.publication-date {
  font-size: 1.3rem;
  font-style: italic;
  text-align: right;
}


@media only screen and (min-width: 481px) {
  .tutorial-preview-grid { 
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: space-between;
  }
  .tutorial-preview-item {
    width: 47.0225%;
  }
  .more-video-item-name {
    font-size: 1.4rem;
  }
}

@media only screen and (min-width: 569px) {
  .tutorial-element-section {
    padding-top: 48px;
    padding-bottom: 80px;
  }
  .tutorial-video-content {
    margin-top: 60px;
  }
  .tutorial-video-container {
    margin-top: 50px;
  }  
  .tutorial-preview-item-title {
    font-size: 2rem;
  }
  .tutorial-video-description {
    font-size: 1.8rem;
  }  
  .tutorial-video-content {
    margin-top: 50px;
  }
  
  .tutorial-unordered-list li {
    margin-top: 5px;
  }  

  .default-section {
    margin-top: 50px;
  }
  .image-wrapper {
    margin-top: 23px;
    margin-bottom: 23px;
  }

  .article-section-title.custom-list-point::before {
    font-size: 2.7rem;
    line-height:1.2;
    width: 3.8rem;
    height: 3.8rem;
  }
  .article-subsection-title.custom-list-point::before  {
    font-size: 2.4rem;
    line-height:1.2;
    width: 3.3rem;
    height: 3.3rem;
  }

  .tutorial-aside {
    margin-top: 51px;
    margin-bottom: 10px;
    font-size: 1.5rem;
  }
  .tutorial-aside-title {
    font-size: 2rem;
  }
  .publication-date {
    font-size: 1.5rem;
    padding-top: 20px;
  }

  .section-subtitle {
    font-size: 2.4rem;
  }

}

@media only screen and (min-width: 669px) {
  .tutorial-section {
    padding-top: 48px;
    padding-bottom: 80px;
  }
  .tutorial-preview-grid { 
    margin-top: -1.9791667%;
  }
  .tutorial-preview-grid::after {
    height: 0;
    width: 31.25%;
    content: "";
  }
  .tutorial-preview-item {
    width: 31.25%;
    margin-top: 3.125%;
  }
  .image-round-coner-wrapper {
    margin: 40px auto;
  }
/*
  .custom-list-non-point {
    margin: 30px auto;
  }
*/
  .custom-list-non-point,
  .custom-list-point + .custom-list-point {
    margin-top: 40px;
  }

  .custom-list-image {
    margin-top: 25px;
  }

  .tutorial-steps-section {
    padding-bottom: 40px;
  }

  .section-title.custom-list-point::before {
    font-size: 3rem;
    line-height:1.2;
    width: 4rem;
    height: 4rem;
  }
  .subsection-title.custom-list-point::before  {
    font-size: 2.4rem;
    line-height:1.2;
    width: 3.3rem;
    height: 3.3rem;
  }

}