body, html { margin: 0; height: 100%; }
#editor, #preview {
  height: calc(100vh - 112px);
  overflow-y: auto;
  padding: 1rem;
}
#editor {
  resize: none;
  border-right: 1px solid #ccc;
  font-family: monospace;
}
#preview {
  background-color: #f8f9fa;
}
.tab-close {
  margin-left: 0.5rem;
  color: red;
  cursor: pointer;
}
nav.nav-tabs .nav-link {
  display: flex;
  align-items: center;
}
input[type="file"] { display: none; }

body.theme-dark {
  background-color: #121212;
  color: #e0e0e0;
}
body.theme-dark #editor {
  background-color: #1e1e1e;
  color: #f8f8f2;
  border-right: 1px solid #333;
}
body.theme-dark #preview {
  background-color: #1e1e1e;
  color: #e0e0e0;
}
body.theme-dark .navbar {
  background-color: #222 !important;
}
body.theme-dark .btn-outline-light {
  color: #e0e0e0;
  border-color: #888;
}
body.theme-dark .btn-outline-light:hover {
  background-color: #444;
}

@media print {
  body * { visibility: hidden; }
  #preview, #preview * {
    visibility: visible;
  }
  #preview {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: auto;
    overflow: visible;
    background: white;
    padding: 2rem;
  }
}
  
#main-container {
  display: flex;
  flex-direction: row;
  height: calc(100vh - 112px);
}
#editor, #preview {
  height: 100%;
}