body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4;
}
  
  
  
header {
  background-color: #333;
  text-align: center;
  padding: 1px;
  }
  
  .header-image {
    max-width: 100px;
  }
  
  h1 {
    font-size: 36px;
    color: #fff;
  }
  nav {
    background-color: #333;
    text-align: center;
}

.nav-tabs {
    list-style-type: none;
    padding: 0;
}

.nav-tabs li {
    display: inline;
    margin: 0 10px;
}

.nav-tabs a {
    color: #fff;
    text-decoration: none;
}

  
  .container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 50px;
  }
  
  
  .category {
    display: flex;
    margin-top: 50px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
  }
  
  .category p {
    font-size: 24px;
    text-align: center;
    margin-bottom: 30px;
    line-height: 1.5;
  }
  
  .category iframe {
    width: 100%;
    max-width: 800px;
    height: 400px;
    margin: 0 auto;
    display: block;
  }

.flashing-text p {
  font-size: 24px;
  text-align: center;
  margin: 20px 0;
  animation: flash 1s linear infinite;
}

@keyframes flash {
  0% {
      color: #dd5523; 
  }
  50% {
      color: #fff; 
  }
  100% {
      color: #dd5523; 
  }
}