* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family : Helvetica;
  }

  .site-header {                                        /* Header */
    position: fixed;
    height: 50px;
    width: 100%;
    top: 0;
    left: 0;
    background-color: #FFFAF0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    z-index: 1000;
    margin-bottom: auto;
  }

.site-header .container {
    font-size : 1.2rem;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
}
.logo a {
    margin-right: auto;
    font-size: 1.8rem;
    font-weight: bold;
    color: #007D80;
    text-decoration: none;
}
.logo img {
    height: 40px;
}

.nav {
    display: flex;
    margin-left: auto;
    align-items: center;
}

.nav a {
  margin-left: 2rem;
  color: #333;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.nav a:hover {
  color: #7B1B38;
}

.btn-contact {
  background-color: #007D80;
  color: #FFFAF0 !important;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  font-weight: bold;
  transition: background-color 0.8s;
  display: inline-block;
}

.btn-contact:hover {
  background-color: #09ccc2;
}
.content{                                                 /* Main content */
    margin-top: 50px;
    height: auto;
    padding-bottom: 50px;
    justify-content: center;
    align-items: center;
    background-color: #FFFAF0;
  }
  .intro {
    text-align: center;
    font-size: 3rem;
    width: 100%;
    color :#FFFAF0;
    padding: 2rem 1rem;
    background-color: #182727;
    margin-bottom : 1rem;
  }
  .intro p{
  margin-top : 1.2rem;
  }
  .intro h1 span {
  color: #09ccc2;
}
.description{
    background : white;
    padding : 2rem;
    padding-top : 0rem;
    margin:auto;
    width : 70%;
    font-size: 2.2rem;
}
h2{
    margin-top: 8rem;
    padding-bottom: 0.8rem;
}
.first{
    margin-top : 2rem;
}
.description span{
    font-weight : bold;
}

 .site-footer {                                           /* Footer */
    background-color: #182727;
    color: #FFFAF0;
    padding: 0rem 2rem 1rem 2rem;
    font-size : 1.4rem;
  }
  .reseaux{
    flex : 1;
  }
  .site-footer .container{
    max-width: 80%;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-top: 2rem;
  }

  .footer-column {
    flex: 1;
    min-width: 250px;
    padding-top: 1rem;
    margin: 1rem 0;
  }

  .footer-logo {
    width: 120px;
    margin-bottom: 1rem;
  }

  .slogan {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-style: italic;
  }

  .social-icons a {
    margin-right: 0.5rem;
  }

  .social-icons img {
    width: 50px;
    height: 50px;
  }

  .footer-column h4 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: bold;
  }

  .footer-column ul {
    list-style: none;
    padding: 0;
  }

  .footer-column ul li {
    margin-bottom: 0.5rem;
  }

  .footer-column ul li a {
    color: #FFFAF0;
    text-decoration: none;
    transition: color 0.3s;
  }

  .footer-column ul li {
    color: #FFFAF0;
  }

  .footer-column a{
    color: #FFFAF0;
    text-decoration: none;
  }

  .footer-column a:hover {
    color: #09ccc2;
  }
  .footer-bottom {
    text-align: center;
    margin-top: 2rem;
    border-top: 1px solid #2b252555;
    padding-top: 1rem;
    font-size: 0.8rem;
  }

  @media (min-width: 768px) and (max-width: 1700px) {
  .intro {
    font-size: 2rem;
    padding : 1.2rem;
  }

    h2{
        margin-top: 4rem;
        font-size: 2.4rem;
    }
    .texte{
        font-size: 1.9rem;
    }

   .site-footer{
        font-size : 1.2rem;
    }
  }
@media (max-width: 768px) {
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Helvetica;
}

html, body {
  max-width: 100%;
  overflow-x: hidden;
  font-size: 1.2vw;
  background-color: #FFFAF0;
}

                                        /* Header */
.site-header {
  position: fixed;
  height: 8vw;
  width: 100%;
  top: 0;
  left: 0;
  background-color: #FFFAF0;
  box-shadow: 0 0.3vw 1vw rgba(0,0,0,0.3);
  z-index: 1000;
}

.site-header .container {
  padding: 0 2vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo a {
  font-size: 3vw;
  font-weight: bold;
  color: #007D80;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 1vw;
}

.logo img {
  height: 6vw;
}

.nav {
  gap: 2vw;
}

.nav a {
  font-size: 2.4vw;
}

.btn-contact {
  padding: 0.8vw 1.5vw;
  border-radius: 0.5vw;
  font-size: 2vw;
}
                                                /* Main Content */
.content {
  margin-top: 10vw;
  padding-bottom: 5vw;
}

.intro {
  text-align: center;
  font-size: 5vw;
  width: 100%;
  color: #FFFAF0;
  padding: 5vw 3vw 3vw;
  background-color: #182727;
  margin-bottom: 4vw;
}

.intro h1 span {
  color: #09ccc2;
}

.description {
  background: white;
  padding: 4vw;
  margin: auto;
  width: 90vw;
  font-size: 3.6vw;
  border-radius: 1vw;
  box-shadow: 0 0.5vw 1vw rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 5vw;
}

.description h2 {
  font-size: 4.5vw;
  color: #007D80;
  margin-top: 4vw;
  padding-bottom: 1vw;
}

.first {
  margin-top: 2vw;
}

.description p {
  font-size: 3.5vw;
  line-height: 1.6;
  color: #333;
}

.description span {
  font-weight: bold;
  color: #000;
}
                                                /* Footer */
.site-footer {
  padding: 2vw;
  font-size: 2vw;
}

.site-footer .container {
  max-width: 90vw;
  padding-top: 2vw;
}

.footer-column {
  min-width: 30vw;
  padding-top: 1vw;
  margin: 1vw 0;
}

.footer-logo {
  width: 12vw;
  margin-bottom: 1vw;
}

.slogan {
  font-size: 2vw;
  margin-bottom: 1vw;
}

.social-icons a {
  margin-right: 1vw;
}

.social-icons img {
  width: 5vw;
  height: 5vw;
}

.footer-column h4 {
  margin-bottom: 0.5vw;
  font-size: 4vw;
}

.footer-column ul li {
  margin-bottom: 0.5vw;
}

.footer-column ul li a {
  font-size: 2vw;
}

.footer-bottom {
  margin-top: 2vw;
  border-top: 0.1vw solid #2b252555;
  padding-top: 1vw;
  font-size: 2vw;
}
}