h1 {
  color: #ffffff;
  background-color: #024972;
  opacity: 85%;
  border-radius: 10px;
}
body {
  background: url(../images/linux_challenge.jpg) no-repeat center center;
  background-size: cover;
  background-attachment: fixed;
  font-family: "Courier New", monospace;
  background-color: #1e1e1e;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 50px;
}
#question {
  font-size: 1.5rem;
  color: #fdfdff;
  background-color: #024972;
  opacity: 85%;
  border-radius: 10px;
  margin-bottom: 1rem;
  font-weight: bold;
}
#editor {
  width: 80%;
  max-width: 800px;
  height: 300px;
  background-color: #023c72;
  border: 2px solid #ffffff;
  opacity: 85%;
  padding: 15px;
  font-size: 16px;
  color: #fcfcfc;
  resize: vertical;
  outline: none;
}

button {
  padding: 0.5rem 1rem;
  margin: 0.5rem 0.25rem;
  font-size: 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.dropdown-container {
  position: fixed;
  top: 20px;
  right: 25px;
  z-index: 11;
}

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-button {
  background-color: #024972;
  color: rgb(255, 255, 255);
  padding: 10px 16px;
  font-size: 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.dropdown-content {
  display: none;
  position: absolute;
  right: 0;

  background-color: #0b3852;
  min-width: 160px;
  box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  z-index: 1;
}

.dropdown-content a {
  color: rgb(255, 255, 255);
  padding: 10px 16px;
  text-decoration: none;
  display: block;
}

.dropdown-content a:hover {
  background-color: #056399;
}

.dropdown:hover .dropdown-content {
  display: block;
}
#runBtn {
  background-color: #0e52e4;
  color: black;
}
#runBtn:hover {
  background-color: #82d8f0;
}

#nextBtn {
  background-color: #555;
  color: #ccc;
  cursor: not-allowed;
}
#prevBtn {
  background-color: #555;
  color: #ccc;
  cursor: not-allowed;
}

#nextBtn.active {
  background-color: #4caf50;
  color: white;
  cursor: pointer;
}
#prevBtn.active {
  background-color: #0e52e4;
  color: black;
  cursor: pointer;
}
#feedback {
  margin-top: 1rem;
  font-weight: bold;
}