.navbar {
  transition: all 0.5s ease-in-out;
}

.header {
  min-height: 1000px;
  background: linear-gradient(to bottom right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url("../images/header-background.jpg") center center no-repeat;
  background-size: cover;
}

.header .slide {
  width: 70%;
  margin: 0 auto;
}

.invitation-bg {
  background: linear-gradient(to bottom right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url("../images/invitation-background.jpg") center no-repeat;
  background-size: cover;
}

@media (max-width: 992px) {
  .navbar {
    background: var(--bs-dark);
  }
  .header {
    height: 800px !important;
    min-height: 800px !important;
  }
  .header .slide {
    width: 90%;
    margin: 0 auto;
  }
  .header .text-container p {
    width: 100% !important;
    font-size: 16px;
  }
  .register {
    padding: 40px !important;
  }
  .register h2 {
    text-align: center;
  }
  .summary_class {
    margin-top: 0 !important;
    width: 90% !important;
  }
}
.active-nav {
  color: var(--bs-primary);
}

.to-top-btn {
  position: fixed;
  z-index: 20;
  bottom: 20px;
  right: 20px;
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 50%;
  outline: none;
  background-color: #44434a;
  cursor: pointer;
  transition: all 0.5s ease-in-out;
  opacity: 0;
}

.to-top-btn:hover {
  background-color: #1d1d21;
}

.to-top-btn .img {
  margin-bottom: 0.25rem;
  width: 18px;
}

.show {
  opacity: 1;
}