.main-bd {
  width: 1000px;
  margin: 0 auto;
}

.qualifications {
  position: relative;
  padding-bottom: 60px;
  padding-top: 60px;
  background: #f9f9f9;
}

.qualifications .hd {
  padding: 60px 0;
  font-size: 36px;
}

.qualifications ul {
  margin-top: 60px;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 40px;
}

.qualifications ul, .qualifications ul li {
  list-style: none;
}

.qualifications ul li {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  width: 450px;
}

.qualifications .certificate {
  width: 240px;
}
.qualifications .certificate img {
  width: 240px;
}

.qualifications ul li .info {
  margin-left: 30px;
  flex: 1;
}

.qualifications ul li .info h3 {
  margin-top: 30px;
  font-size:23px;
  font-weight: bold;
}

.qualifications ul li .info p {
  margin-top: 20px;
  font-size: 13px;
  color: #999;
}


@media (max-width: 750px) {

  .qualifications {
    width: var(--main-width);
    margin: 0 auto;
  }

}