.frame_content {
  background-image: url(https://cestlavie.vn/wp-content/uploads/2024/10/blu-01.jpg);
  background-position: center center;
  background-repeat: no-repeat;
  background-size: 1000px auto;
  text-align: center;
  padding: 5rem 0;
  min-height: 660px;
}
.frame_content .content {
  max-width: 600px;
  margin: auto;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
  padding: 1.5rem 2rem;
  backdrop-filter: blur(5px);
}
.frame_content .title-thc {
  margin: auto;
  margin-bottom: 1rem;
}
.frame_content .desc {
  text-align: justify;
  font-style: italic;
}
@media only screen and (max-width: 769px) {
  .frame_content .content {
    backdrop-filter: unset;
  }
  .frame_content .content .title-thc {
    margin: auto;
    margin-bottom: 1rem;
  }
}