* {
  font-family: sans-serif;
  -ms-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  min-width: 100%;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
 
    
}

header,
footer {
  width: 80%;
  max-width: 80%;
  margin: auto;
  text-align: center;
}

footer {
  padding-bottom: 2em;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
}

h1 {
    color: #00008b;
    margin: 10px auto;
}

header {
  width: 100%;
  height: 20%;
  text-align: center;
  padding-top: 5px;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

a {
  cursor: pointer;
  text-decoration: none;
}

.btn {
  width: auto;
  font-size: 1em;
  margin: auto;
  margin-top: 50px;
  padding: 0.3em 1em;
  border-radius: 5px;
}

.secondary {
  background-color: #85e4f5;
  color: white;
}

.secondary:hover {
  background-color: #00008b;
  color: white;
  font-weight: bold;
  -webkit-transition: all 0.3s ease-in-out;
          transition: all 0.3s ease-in-out;
  box-shadow: 1px 1px 4px 1px #616161;
}

.primary {
  background-color: #F585C5;
  color: #fff;
  border: 1px solid #8a9fb5;
}

.primary:hover {
  background-color: #90004F;
  color: #fff;
  font-weight: bold;
  -webkit-transition: all 0.3s ease-in-out;
          transition: all 0.3s ease-in-out;
  box-shadow: 1px 1px 4px 1px #616161;
}

.btn-highlight {
  background-color: #de2f28;
  color: #fff;
  border: 1px solid #a12824;
  padding: 0.3em 2em;
}

.btn-highlight:hover {
  background-color: #a12824;
}

footer {
  margin: 1em auto;
  padding-top: 2em;
  text-align: center;
}

.img-footer{
  height: 5em;
}

/*RWD*/
@media screen and (max-width: 700px) {
  .img-footer{
    height: 3em;
  }
}