body {
    margin: 0;
    font-family: "Courier New", monospace;
    color: #0f0;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    padding: 20px;
  }

  .container {
    width: 100%;
    max-width: 500px;
  }

  .container h1 {
    background-color: #3b3b3b;
    color: #fff;
    padding: 15px;
    border-radius: 5px;
	border: 1px solid #ffffff;
    text-align: center;
    font-size: 21px;
    font-weight: bold;
    margin: 0 0 15px 0;
    width: 100%; 
    box-sizing: border-box;
  }

  .form-box {
    background: #3b3b3b; 
    border: 1px solid #ffffff;
    border-radius: 5px;
    padding: 25px;
    width: 100%; 
    text-align: center;
    box-sizing: border-box;
  }

  .form-box input,
  .form-box select {
    display: block;
    width: 100%; 
    padding: 14px 18px;
    margin: 12px 0;
    border: none;
    border-radius: 5px;
    background-color: #fff; 
    color: #333;
    font-size: 16px;
    outline: none;
    box-shadow: inset 0 0 6px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    box-sizing: border-box;
  }

  .form-box input:focus,
  .form-box select:focus {
    background-color: #f8eaea;
    box-shadow: 0 0 10px rgba(255,255,255,0.7);
  }
  
h1 {
  font-family: 'Arial Black', sans-serif;
  font-size: 21px;
  text-align: center;
  color: #b3002d;
  position: relative;
  display: inline-block;
  margin: 20px auto;
}

h1::after {
  content: "";
  display: block;
  height: 4px;
  margin-top: 6px;
  border-radius: 2px;
}

h2 {
  font-family: 'Arial Black', sans-serif;
  font-size: 15px;
  font-weight: bold;
  text-align: left;
  color: #ffffff;
}

.online-box {
  margin-top: 10px;
  font-size: 16px;
  color: #fff;
  text-align: center;
  font-family: "Courier New", monospace;
  font-weight: bold;
}

.online-icon {
  color: #0f0; 
  margin-right: 6px;
  animation: blinkOnline 1.2s infinite;
}

@keyframes blinkOnline {
  0%, 50%, 100% { opacity: 1; }
  25%, 75% { opacity: 0.3; }
}

.start-btn {
  width: 55%;
  padding: 15px;
  margin-top: 20px;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  border-radius: 15px;
  cursor: not-allowed;
  background: #e00000;
  color: #ffffff;
}

.start-btn.active {
  cursor: pointer;
  background: #e00000;
  color: #ffffff;
}

.start-btn:hover.active {
  background: #fb2c36;
  color: #ffffff;
}

  .cmd-window {
    border: 1px solid #ffffff;
    border-radius: 1px;
    background: #000;
    text-align: left;
    margin-top: 25px;
  }
  .cmd-header {
    background: #3b3b3b;
    padding: 8px 14px;
    font-size: 14px;
    color: #fff;
    border-radius: 1px;
    font-weight: bold;
  }

  .cmd-body {
    padding: 15px;
    height: 350px;
    overflow-y: auto;
    font-size: 15px;
	font-family: 'Source Code Pro', monospace;
    line-height: 1.4em;
  }
  .line { white-space: pre-wrap; }
  .cursor {
    display: inline-block;
    width: 8px;
    background: #0f0;
    animation: blink 0.8s infinite;
  }
  @keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
  }

  .popup-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.8);
    justify-content: center;
    align-items: center;
    z-index: 1000;
  }
  .popup-box {
    background: #3b3b3b;
    border: 1px solid #ffffff;
    border-radius: 5px;
    padding: 20px;
    text-align: center;
    color: #fff;
    max-width: 400px;
  }
  .popup-box img {
    max-width: 100%;
    border-radius: 5px;
    margin-bottom: 15px;
  }
  .popup-box a {
    display: inline-block;
    margin-top: 12px;
    padding: 12px 18px;
    background: #3b3b3b;
    color: #fff;
    font-weight: bold;
    border-radius: 5px;
    text-decoration: none;
  }
  .popup-box a:hover {
    background: #3b3b3b;
  }