body{
  margin:0;
  background:#000;
  font-family: "Courier New", monospace;
  display:flex;
  justify-content:center;
  align-items:center;
  height:100dvh;
  overflow:hidden;
}

/* Terminal window */

#terminal{
  position:relative;
  width:90vw;
  height:85dvh;
  /* max-width:900px; */
  /* aspect-ratio: 4 / 3; */

  background:#000;
  color:#33ff33;
  padding:22px;

  outline-style: inset;
  outline-width: 2px;
  outline-color: #c2bebe;

  border-radius:8px;


  font-size:18px;
  line-height:1.6;

  box-shadow:
    0 0 30px rgba(0,255,120,.6),
    inset 0 0 40px rgba(0,255,120,.2);

  overflow:auto;

  animation:flicker .15s infinite;
}

/* CRT flicker */

@keyframes flicker{
  0%{opacity:.97}
  50%{opacity:1}
  100%{opacity:.98}
}

/* Scanlines */

#terminal::before{
  content:"";
  position:absolute;
  inset:0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,.04),
    rgba(255,255,255,.04) 1px,
    transparent 2px
  );
  pointer-events:none;
}

/* CRT curvature */

#terminal::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(
    ellipse at center,
    transparent 60%,
    rgba(0,0,0,.5) 100%
  );
  pointer-events:none;
}

.line{
  margin:6px 0;
  white-space:pre-wrap;
}

/* Links */

.menu-link{
  cursor:pointer;
  padding:2px 4px;
  border-radius:2px;
}

.menu-link:hover{
  background:#33ff33;
  color:#000;
  text-shadow:none;
}

/* Button */

button{
  margin-top:20px;
  background:black;
  border:1px solid #33ff33;
  color:#33ff33;
  padding:8px 14px;
  font-family:inherit;
  cursor:pointer;
}

button:hover{
  background:#33ff33;
  color:black;
}


.cursor {
  display:inline-block;
  width:10px;
  height:1.2em;
  background:#33ff33;
  margin-left:4px;
  animation:cursorBlink 1s infinite;
  vertical-align:bottom;
}

@keyframes cursorBlink{
  0%{opacity:1}
  50%{opacity:0}
  100%{opacity:1}
}

/* Mobile */

@media(max-width:600px){

  #terminal{
    font-size:17px;
    height:90dvh;
    padding:18px;
  }

}