#topnav .logo img {
  max-height: 55px;
}

#topnav.scroll .logo {
  padding: 10px 0;
}

#topnav .navigation-menu {
  padding-top: 9px;
}

.slide-image {
  background-position: top;
}

.text-white {
  color: #fff;
}

.z {
  z-index: 9999;
}

.img_book {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  display: block
}

.book_text {
  text-align: center;
  margin-top: 60px;
}

.book_text h3 {
  font-weight: 700;
  font-size: 22px;
}

.book_text p {
  font-size: 30px;
}

.book_text p.data_form {
  font-size: 16px;
  margin-top: 57px;
  font-weight: 700;
  text-transform: uppercase;
}

@media screen and (max-width: 768px) {
  .slide-image {
    background-position: top;
    margin-top: 82px;
  }
  .pdmv {
    padding: 13px;
  }
  .services [class*="col-"] {
    width: 100%
  }
  .book_text {
    text-align: center;
    margin-top: 10px;
  }
  
}

.mt-100 {
  margin-top: 250px;
}

.processing, .error_form, .success_form {
  display: none;
  font-size: 22px;
}

.error_form {
  color: red;
}

.success_form {
  color: blue;
}