/* 插件动画样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    font-size: 62.5%;
  }
  
  body {
    font-size: 1.6rem;
    font-family: sans-serif;
    color: #fff;
  }
  
  .blurred-wrapper {
    height: 100vh;
    background: url(https://worthbuy.com.au/wp-content/uploads/1.jpg) center/cover;
    position: relative;
    z-index: 1;
    overflow: hidden;
    animation: hue 10s infinite alternate;
  }
  
  @keyframes hue {
    from {
      filter: hue-rotate(0);
    }
    to {
      filter: hue-rotate(360deg);
    }
  }
  
  .main-header {
    height: 12rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  .logo {
    color: #fff;
    text-transform: uppercase;
    font-size: 2.5rem;
    font-weight: bold;
  }
  
  .btn {
    padding: 1rem 2.5rem;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 2.5rem;
    color: #fff;
  }