header.entry-header {
    display: none;
}

.thankyou-msg {
    text-align: center;
}

.thankyou-msg .main{
    margin: 200px 0 0 0;
    font-size: 24px;
    color: #3E3E3E;
    font-weight: bold;
}

.thankyou-msg .sub{
    margin: 15px 0 0 0;
    font-size: 14px;
    color: #8A8B8E;
}

#menu-btn-check ~ .menu-btn span, #menu-btn-check ~ .menu-btn span::before, #menu-btn-check ~ .menu-btn span::after {
    background-color: #000000;
}

.menu-btn {
    cursor: pointer;
    position: fixed;
    top: 69px;
    right: 51px;
    display: flex;
    height: 60px;
    width: 60px;
    justify-content: center;
    align-items: center;
    z-index: 99;
}

.under-menu .insta:after {
    content: url(https://nido.style/wp-content/themes/twentytwentyone-child/img/share/instagram-blk.svg);
}


html, body {
    height: 100%;
    margin: 0;
  }
  

  .thankyou-msg {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
  }
  

  .main, .sub {
    text-align: center;
  }
  

footer {
    position: fixed;
    bottom: 0px;
    width: 100%;
}