.btn {
}

.button-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background-color: #121212;
}

.glowing-button {
  position: relative;
  padding: 15px 30px;
  font-size: 18px;
  color: #fff;
  text-transform: uppercase;
  text-decoration: none;
  background: #1e1e1e;
  border: 2px solid #00ffcc;
  border-radius: 8px;
  overflow: hidden;
  transition: 0.3s;
}

.glowing-button:hover {
  background: #00ffcc;
  color: #000;
}

/* Glowing Line Animation */

.glowing-button::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, transparent, #00ffcc, transparent);
  top: 0;
  left: -100%;
  animation: glowing-line 2s linear infinite;
}

@keyframes glowing-line {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}