.header {
  background-color: transparent;
  position: absolute;
}

.logo p {
  background: transparent;
}

.logo p, .header .display-flex ul li a,
.introduction-section {
  color: #fff;
}

.logo p:hover, .header .display-flex ul li .text-button:hover, i {
  color: #fff;
}

#closeIcon, .footer-logo p {
  color: #333333;
}

.footer-logo p:hover {
  color: #333333;
}

.to-contact {
  color: rgba(145, 20, 174, 1);
  border: 2px solid rgba(145, 20, 174, 1);
}

.to-contact:hover span {
  color: rgba(145, 20, 174, 1);
}

.to-course, .text-under-line,
.course-clicked .course-top-line,
.course-detail-under-line,
.header .display-flex ul li .contact-button {
  background: linear-gradient(90deg, rgba(145, 20, 174, 1) 0%, rgba(106, 199, 255, 1) 100%);
  border-image: linear-gradient(90deg, rgba(145, 20, 174, 1) 0%, rgba(106, 199, 255, 1) 100%);
  border-image-slice: 1;
}

.button:hover span,
#hamburgerContainer .hamburger-sidebar-button .contact-button:hover {
  transform: scaleX(1);
}

.course-click-area:hover> .course-top-line,
.introduction-section {
  background: linear-gradient(90deg, rgba(145, 20, 174, 1) 0%, rgba(106, 199, 255, 1) 100%);
}

#hamburgerContainer .hamburger-sidebar-button .contact-button,
#submit-button {
  background: rgba(145, 20, 174, 1);
}

.logo p, .header .display-flex ul li .contact-button {
  transition: color 0.3s, text-shadow 0.3s;
}

.logo p:hover,.header .display-flex ul li .contact-button:hover {
  text-shadow: 0 0 8px #fff;
}

.video-section {
  height: 100vh;
}

.eye-catch-contents-box {
  bottom: 10vh;
  top: unset;
}

.eye-catch-image {
  position: unset;
  width: 50%;
  display: none;
}

.recommend-under-line {
  position: unset;
  margin: 0 auto;
}

.humbuager-close i {
  top: 10px;
}

.recommend-section {
  padding: 64px 0;
}

.recommend-section>div:nth-last-child(1),
.recommend-section>div:nth-last-child(2) {
  border-bottom: 80px solid #fff;
}

.header-fixed {
  position: fixed;
  background: linear-gradient(90deg, rgba(145, 20, 174, 1) 0%, rgba(106, 199, 255, 1) 100%);
}

.header-fixed .display-flex ul li .contact-button,
.header-fixed .display-flex ul li .contact-button span {
  transition: color 0.3s, text-shadow 0.3s;
  color: rgba(145, 20, 174, 1);
  background: #fff;
}

.header-fixed .display-flex ul li .contact-button:hover {
  color: rgba(145, 20, 174, 1);
  text-shadow: 0 0 8px rgba(145, 20, 174, 1);
}

.i-grid-title-box i {
  color: #fff;
}

.course-title-box {
    margin: 16px auto;
}

.video-wrapper {
  position: relative;
  height:  618.75px;
  overflow: hidden;
  width: 1100px;
  margin: 0 auto 90px;
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.course-detail-img-area>div video {
    position: relative;
    width: 77%;
    top: 21px;
    left: 11.5%;
}

.recommend-section {
  margin-top: 90px;
}

@media (max-width: 1200px) {
  .eye-catch-contents-box {
    flex-direction: unset;
  }
  
  .video-wrapper {
    height:  337.5px;
    width: 600px;
  }
}

@media (max-width: 960px) {
  .eye-catch-button-box {
    display: block;
  }

  .course-click-area-box-mobile .course-click-area {
      min-height: unset;
  }
}

@media (max-width: 768px) {
  .none-768 {
    display: none;
  }
  
  .logo p {
    font-size: 22px;
  }
  
  .eye-catch-contents-box {
    justify-content: center;
  }
  
  .eye-catch-button-box {
    display: flex;
  }
  
  .video-wrapper {
    height:  168.75px;
    width: 300px;
  }
}

@media (max-width: 560px) {
  .none-560 {
    display: none;
  }
}