body {
  max-width: 1024px;
  margin-left: auto;
  margin-right: auto;
}

#entete {
  background-image: url(ehko.png);
  background-repeat:no-repeat;
  background-position:center center;
  background-size: 250px;

  height: 250px;
  margin-bottom: 25px;
}

#entete-content {
  padding-top: 100px;
}

#entete h1 {
  position: relative;
  text-align: center;
  margin: 0px;
  padding-top: 3px;
  padding-bottom: 3px;

  background-color: white;
}

a:visited, a {
  color: black;
  text-decoration: none;
}

.all-services {
  display: flex;
  flex-wrap: wrap;
}

.service {
  flex: 1 1 auto;
  max-width: 512px;
  padding: 20px;
}

.service img {
  max-width: 100px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.service h2 {
  text-align: center;
}