header.masthead {
    position: relative;
    width: 100%;
    padding-top: 150px;
    padding-bottom: 100px;
    color: #fff;
    background: url(../img/bg-pattern.png),#0BB4D1;
    background: url(../img/bg-pattern.png),linear-gradient(to left,#17a2b861,#0BB4D1);

  
}

#mainNav .navbar-brand {
    color: #1683a5;
    font-family: Catamaran,Helvetica,Arial,sans-serif;
    font-weight: 200;
    letter-spacing: 1px;
}

a{
    color:#1683a5 ;
}
a:visited {

    color:#4eb9ce ;
}
a:hover{
    color:#19b5d2;
    font size:20px;
}

section.cta {
    position: relative;
    padding: 250px 0;
    background-image: url(../img/students.jpeg);
    background-position: center;
    background-size: cover;
}

section.cta .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0);
}

.bg-primary {
    background: #0BB4D1;
    background: linear-gradient(#0BB4D1,#8dcfe2);
}

section.contact h2 i {
    color: #ffffff;
}


body {
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #ffffff;
    text-align: left;
    background-color: #fff;

}

section.features .feature-item i {
    font-size: 80px;
    display: block;
    margin-bottom: 15px;
    background: linear-gradient(to left,#0BB4D1,#E9FBFF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

body {
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    text-align: left;
    background-color: #f8f9fa;
}

#pricing .featured {
    border: 2px solid #1dc8cd;
}

#pricing .box {
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 0px 0px 30px #17a2b873;
    background: #fff;
    text-align: center;
}


#mission {
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    text-align: left;
    background-color: #75cbe0;
}

#download {
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #FDFEFE;
    text-align: left;
    background-color: #f8f9fa;
}

#howitworks {
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #f8f9fa;
    text-align: left;
    background-color: #0bb4d1;
}

#pricing{
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    text-align: left;
    background-color: #F4F6F7;
}

.collapsible {
  background-color: #20b6d2;
  color: white;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  border: none;
  text-align: left;
  outline: none;
  font-size: 20px;
}

.active, .collapsible:hover {
  background-color: #84d2de;
}

.collapsible:after {
  content: '\002B';
  color: white;
  font-weight: bold;
  float: right;
  margin-left: 5px;
}

.active:after {
  content: "\2212";
}

.content {
  padding: 0 18px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out;
  background-color: #f1f1f1;
}