body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background-color: #f2f2f2;
  font-size: 16px;
  line-height: 20px;
  color: #333;
  margin: 0;
  padding: 0;
}

h1 {
  font-size: 60px;
  color: #113045;
  line-height: 35px;
}
h1 span {
  background-color: #8de0e1;
  padding: 5px 15px;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  border-radius: 6px;
}
h2 {
  font-size: 30px;
  color: #fff;
  margin: 60px 0 40px 0;
}
h2 span {
  background-color: #7fc35e;
  padding: 5px 10px;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
}
h3 {
  font-size: 22px;
  color: #111;
  margin: 0 0 3px 0;
  line-height: 26px;
}
h4 {
  margin: 0 0 10px 0;
  color: rgb(180, 178, 178);
  font-size: 16px;
}
h2,
h3,
h4 {
  font-weight: 700;
}
p {
  margin: 0 0 20px 0;
}

.btn {
  display: inline-block;
  border: 2px solid black;
  background-color: white;
  padding: 13px 24px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: 0.3s;
  -webkit-border-radius: 8px;
  -moz-border-radius: 8px;
  border-radius: 8px;
}
.default {
  border-color: #e7e7e7;
  color: #333;
}

.default:hover {
  background: #e7e7e7;
}
.topbar {
  background-color: #fff;
  position: fixed; /* Set the navbar to fixed position */
  top: 0; /* Position the navbar at the top of the page */
  width: 100%; /* Full width */
  z-index: 999;
  text-align: center;
}
.topbar .logo img {
  padding: 15px 0;
  width: 250px;
}
.container {
  position: absolute;
  margin-left: auto;
  margin-right: auto;
  left: 0;
  right: 0;
  top: 300px;
  max-width: 900px;
  padding: 20px;
  margin: 0 auto;
}
.box {
  display: flex;
  background-color: white;
  padding: 30px;
  margin: 0 0 20px 0;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
}
.box-foto {
  position: relative;
  margin: 0 30px 0 0;
}
.box-foto img {
  width: 300px;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  border-radius: 6px;
}
.box-contenuto {
}
.intro-text {
  font-size: 18px;
  line-height: 24px;
}
.parallax-window {
  min-height: 600px;
  background: transparent;
}
#myBtn {
  display: none; /* Hidden by default */
  position: fixed; /* Fixed/sticky position */
  bottom: 20px; /* Place the button at the bottom of the page */
  right: 30px; /* Place the button 30px from the right */
  z-index: 99; /* Make sure it does not overlap */
  border: none; /* Remove borders */
  outline: none; /* Remove outline */
  background-color: #8de0e1; /* Set a background color */
  color: #113045; /* Text color */
  cursor: pointer; /* Add a mouse pointer on hover */
  padding: 15px; /* Some padding */
  -webkit-border-radius: 50px;
  -moz-border-radius: 50px;
  border-radius: 50px; /* Rounded corners */
  font-size: 18px; /* Increase font size */
  height: 40px;
}

.chevron::before {
  border-style: solid;
  border-width: 0.15em 0.15em 0 0;
  content: "";
  display: inline-block;
  height: 0.45em;
  position: relative;
  transform: rotate(-45deg);
  vertical-align: top;
  width: 0.45em;
}

@media screen and (min-width: 0px) and (max-width: 768px) {
  h1 {
    font-size: 50px;
  }
  .container {
    top: 170px;
  }
  .box {
    padding: 30px;
    flex-direction: column;
  }
  .box-foto {
    margin: 0 0 20px 0;
  }
  .box-foto img {
    width: 100%;
  }
  .intro-text {
    font-size: 16px;
    line-height: 22px;
  }
  .parallax-window {
    min-height: 400px;
  }
  .topbar .logo img {
    padding: 10px 0;
    width: 200px;
  }
  .btn {
    display: block;
    text-align: center;
  }
}
@media screen and (min-width: 0px) and (max-width: 480px) {
  body {
    font-size: 14px;
    line-height: 18px;
  }
  h1 {
    font-size: 40px;
    line-height: 20px;
  }
  h2 {
    font-size: 26px;
  }
  h3 {
    font-size: 20px;
  }
  .btn {
    font-size: 14px;
  }
  .container {
    top: 210px;
  }
  .box {
    padding: 20px;
  }
}