body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
}
/* Left sidebar menu */
#sidebar {
  width: 200px;
  background-color: #2c3e50;
  color: white;
  padding-top: 10px;
  position: fixed;
  height: 100%;
}
#sidebar a {
  display: block;
  padding: 15px;
  text-decoration: none;
  color: white;
  font-size: 18px;
  margin-bottom: 10px;
  background-color: #34495e;
  border-radius: 5px;
}
#sidebar a:hover {
  background-color: #1abc9c;
}
#sidebar .viewingpage  {
  background-color:#1abc9c ;
}
/* Content area */
#content {
  margin-left: 220px; /* To prevent content from hiding behind sidebar */
  padding: 20px;
  width: calc(100% - 220px); /* Take up the remaining space */
  text-align: center;
}
img{
  width:100%;
  height:auto;
  object-fit: cover;
}