* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* กำหนดให้ขอบขององค์ประกอบอยู่ภายในขอบขององค์ประกอบเอง */
}

body,
html {
    width: 100%;
    overflow-x: hidden;
}

body {
    color: #ffffff;
    background: url(https://lucky933.com/wp-content/uploads/2023/02/bg.jpg) no-repeat center fixed !important;
    background-size: cover;
    text-decoration: none !important;

}

h2 {
    color: #F2F2F2;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0) 0%, #59C5E3 51.09%, rgba(0, 0, 0, 0) 100%);
    text-align: center;
    padding: 0.75rem 1.25rem;
}

.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
  }
  
  .scroll-to-top a {
    display: block;
    width: 80x;
    height: 80px;
    border-radius: 50%;
    
    
    transition: opacity 0.3s ease;
  }
  
  .scroll-to-top a:hover {
    opacity: 1;
  }
  
  .scroll-to-top img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }