main.how {
  width: 100%;
  margin-top: 130px; }

#TitreHIW {
  width: 100%;
  font-size: 3em;
  text-align: center;
  margin-bottom: 50px; }

#WrapperContentHIW {
  width: 80%;
  margin: auto; }
  #WrapperContentHIW h1 {
    width: 80%;
    font-size: 2.5em;
    margin: 60px auto;
    text-align: center; }
  #WrapperContentHIW p {
    font-size: 1.3em; }

.sequence {
  width: 100%;
  height: auto;
  position: relative;
  padding-top: 30px;
  padding-left: 64px;
  padding-right: 20px; }
  .sequence .numSeq {
    position: absolute;
    font-size: 5em;
    top: 0;
    left: 0;
    color: #878484;
    width: 80px;
    height: 80px;
    border: solid #F4A102 1px;
    border-radius: 50%;
    text-align: center;
    line-height: 80px; }

.illHow {
  width: 60%;
  margin: 60px auto;
  border: solid black 3px; }
  .illHow img {
    width: 100%;
    height: auto; }

.lettreSeq {
  font-size: 2em;
  font-weight: bold; }