body {
  margin: 0;
  padding: 0;
  background: url('stars-bg.jpg') repeat;
  font-family: "Nanum Gothic Coding", monospace;
  color: white;
}

.container {
  width: 1000px;
  margin: 0 auto;
  background-color: black;
  border: 2px solid red;
  padding: 10px;
}

header img {
  width: 100%;
  display: block;
  border-bottom: 2px solid red;
}

.layout {
  display: grid;
  grid-template-columns: 180px 1fr 200px;
  gap: 10px;
  margin-top: 10px;
}

/* LEFT SIDEBAR */
.sidebar {
  background-color: #111;
  border-right: 1px solid red;
  padding: 10px;
}

.sidebar ul {
  list-style: none;
  padding: 0;
}

.sidebar li {
  margin-bottom: 8px;
}

.sidebar a {
  color: #ff4444;
  text-decoration: none;
  font-weight: bold;
}

.sidebar a:hover {
  text-decoration: underline;
}

/* CENTER CONTENT */
.content {
  padding: 20px;
  background-color: #000;
  border: 1px solid #444;
}

h1 {
  color: #ff6666;
  font-size: 24px;
  margin-bottom: 10px;
}

.chain {
  margin: 15px 0;
  border: none;
  height: 10px;
  background: url('chain-divider.gif') center repeat-x;
}

.flex-boxes {
  display: flex;
  gap: 20px;
  margin-top: 10px;
}

.log, .todo {
  background: #111;
  border: 1px solid #666;
  padding: 10px;
  flex: 1;
}

h2 {
  color: #cc0000;
  font-size: 16px;
  border-bottom: 1px dashed red;
  margin-bottom: 8px;
}

/* RIGHT SIDEBAR */
.info {
  background-color: #111;
  padding: 10px;
  border-left: 1px solid red;
}

.info .box {
  border: 1px solid #900;
  padding: 10px;
  margin-bottom: 10px;
  background-color: #000;
}

.midi-player {
  text-align: center;
  border: 1px solid #444;
  padding: 10px;
  background-color: #000;
}

footer {
  margin-top: 20px;
  text-align: center;
  color: gray;
  font-size: 0.9em;
  border-top: 1px solid red;
  padding-top: 10px;
}