/*Color and fonts */
body {
  background-color: #F7F9FC;
  color: #575F7D;
  font-family: "Arima", system-ui ;
  text-align:justify;
  font-size: 18;
  font-weight: light;
}

h1 {
  color: #575F7D;
  font-family: tahoma, sans-serif;
  font-weight: 800;
  letter-spacing: 4px;
  font-size: 30px;
  }

h2 {
  font-family: tahoma, sans-serif;
  font-weight: lighter;
  color: #a9c6d8;
  letter-spacing: 2px;
  text-shadow: 0px 1px 0px rgba(0,0,0,0.5);
  }

a{
  text-decoration: none;
  font-weight: 800px;
  color: white;
}

a:hover {
  color:rgb(235,235,235);
}


/*Class design*/
.container {
  width: 750px;
  margin: 40px auto;
}

@media (max-width: 1200px) {
  .container {
    width: 700px;
    body {
      font-size: 16px;
       }
    h1 {
      font-size: 28px;
      }
    .card-white {
      padding: 40px;
  }
  }
}

@media (max-width: 1000px) {
  .container {
    width: 600px;
  body {
    font-size: 15px;
  }
  h1 {
    font-size: 24px;
  }
  .card-white {
    padding: 35px;
  }
  }
}
@media (max-width: 770px) {
  .container {
    width: 500px;
  body {
    font-size: 14px;
  }
  h1 {
    font-size: 23px;
  }
  .card-white {
    padding: 30px;
    margin: 15px 0;
  }
  .btn-blue {
    padding: 10px 15px;
  }
  }
}

@media (max-width: 580px) {
  .container {
    width: 400px;
  body {
    font-size: 13px;
  }
  h1 {
    font-size: 22px;
  }
  .card-white {
    padding: 25px;
  }
  .btn-blue {
    padding: 8px 10px;
    font-size: 14px;
  }
  }
}



.card-white {
  background-color: white;
  padding: 45px;
  box-shadow: 0px 10px 30px rgba(0,0,0,0.1);
  border-radius:5px;
  margin: 25px 0px;
  text-align: center;
  border: 1px solid #a9c6d8;
}

.card-white p{
  text-align: left;
}

.card-white:hover{
  box-shadow: 0px 10px 30px rgba(0,0,0,0.5);
  border: 2px solid #a9c6d8;
  transition: all 0.2s linear;
}

.img-circle {
  border-radius: 50%;
}
.btn-blue {
  background-color: #a9c6d8;
  color: white;
  text-decoration: none;
  font-weight: 800;
  padding: 15px 20px;
  border-radius: 4px;
  transition: all 0.2s linear;
}

.btn-blue:hover {
  background-color: #6B72E1;
  color: white;
}

.list-inline {
  list-style: none;
  padding-left: 0px;
 }

.list-inline li {
  display: inline;
  padding: 10px;
}

.list-inline i {
  font-size: 40px;
  color: #575F7D;
  transition: all 0.2s linear;
}
.list-inline i:hover {
  color: #6B72E1;
}

.sidebar {
  position: fixed;
  width: 200px;
  left: 0;
  top: 0;
  bottom: 0;
  background-color: #a9c6d8;
  color: white;
  padding: 15px 20px;

  font-weight: bold;
}

.page-content {
  margin-left: 200px;
}
@media (max-width: 1150px) {
  .sidebar {
    width: 170px;
  }


@media (max-width: 950px) {
  .sidebar {
  visibility: hidden;
}
 .page-content{
  margin-left: 0px;
 }}




/* id design */
#introduction p{
  margin-bottom: 35px;
}