body::-webkit-scrollbar { display: none; }

#credit 
  { 
  position:fixed; 
  top:25px; 
  left:25px; 
  color:#eaeaea; 
  font-family: 'Courier New', Courier, monospace;  
  }
#creditimage
  { 
  position:relative; 
  width:160px;
  top:90px; 
  left:7px; 
  color:#eaeaea; 
  font-family: 'Courier New', Courier, monospace;  
  }
@media (min-width: 768px) {
#creditimage {
  position:fixed; 
  width:200px;
  top:90px; 
  left:60px; 
  color:#eaeaea; 
  font-family: 'Courier New', Courier, monospace;  
}
}

.slide {
  width: 45%;
}

.course {
  background-color: #e3fcf3;
}

.course-wrapper {
  display: flex;
  justify-content: space-between;
}

.course-item {
  width: 100%;
}

.course-item img {
  cursor: pointer;
}
.section {
  padding: 60px;
}

.section-title {
  font-size: 32px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
}

#grayDisplay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 100% !important;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 5;
}

#grayDisplay img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  width: 600px;
  max-width: 90%;
  max-height: 90%;
  height: 90%;
  object-fit: contain;
}