* {
  box-sizing: border-box;
}

body {
  background-color: black;
  color: #e0e0e0;
  font-family: "VT323", "DotGothic16", monospace;
  font-size: 1.2rem;
  margin: 0;
  padding: 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

body::before {
  z-index: 1;
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15),
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 2px
  );
  pointer-events: none;
}

h1 {
  margin: 0 0 15px 0;
  font-size: 5rem;
  letter-spacing: 2px;
  color: #ffffff;
}

h3 {
  margin: 0 0 15px 0;
  font-size: 1.8rem;
  letter-spacing: 2px;
  color: #ffffff;
}

.card {
  width: 100%;
  max-width: 450px;
  padding: 24px;
  background: black;
  text-align: center;
}

.playing-box {
  border: 1px solid #999191;
  padding: 12px;
  margin-bottom: 20px;
  min-height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.rumia {
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin: 0 auto 20px auto;
}

.rumia img {
  max-width: 100%;
  height: auto;
  display: block;
  image-rendering: pixelated;
}

button {
  background: transparent;
  color: #ffffff;
  border: 1px solid #ffffff;
  font-family: "VT323", monospace;
  font-size: 1.5rem;
  padding: 8px 13px;
  cursor: pointer;
  letter-spacing: 2px;
  transition: all 0.3s ease;
}
button:hover {
  background: #ffffff;
  color: #000000;
}

.info {
  margin-top: 20px;
  font-size: 1rem;
  color: #999;
  word-break: normal;
}
.info a {
  color: #888;
  text-decoration: none;
  border-bottom: 1px dashed #888;
}
.info a:hover {
  color: #b39eb5;
  border-bottom-color: #b39eb5;
}