.introduction {
    display: flex;
    flex-direction: column;
    text-align: justify;
    width: 80%;
}

.container-acad {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.introduction ol li {
    margin-top: 15px;
}

.introduction ol li:first-child {
    margin-top: 0px;
}

@media only screen and (max-width: 1140px) {
    .introduction {
        width: 100%;
        text-align: left;
    }
  }