*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: sans-serif, "poppins";
}

.header{
  width: 100%;
  height: 55px;
  padding: 0 8%;
  background: #3C8DBC;
  display: grid;
  position: fixed;
  padding-left: 0px;
  padding-right: 0px;
}

nav{
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrapper{
  display: flex;
  max-height: 50px;
  height: 50px;
  font-weight: 700;
  color: #fff;
  position:static;
}

.logo-wrapper a.project_logo_link {
    height: 40px;
    padding: 1px;
}

.logo-wrapper .project_title_content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.logo-wrapper .project_title_content .main_title {
    font-size: 1.6em;
}

.logo-wrapper .project_title_content .sub_title {
    font-size: 1.3em;
}

.nav_links li{
  display: inline-block;
  margin: 0 15px;
  font-weight: 600;
}

.nav_links li a{
  text-decoration: none;
  color: #fff;
  padding: 3px;
  position: relative;
}

.nav_links li a::after{
  content: '';
  background: #337ab7;
  width: 0;
  height: 2px;
  position: absolute;
  bottom: 0;
  left: 0;
  transition: width 0.5s;
}

.nav_links li a:hover::after{
  width: 100%;
}


.body{
  display: flex;
  justify-content: center;

  align-items: center;

}

.container{
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-image: url("images/map.jpg");

  background-size: cover;
  opacity: 0.75;
  /* height: 100vh; */
  height: auto;
  width: auto;

  padding-top: 50px;
  padding-bottom: 50px;
  background-repeat: no-repeat;
}

.container ul{
  width: auto;
  margin: auto;

}
.container li{
  display: inline-block;
  margin: auto 15px;
  text-align: center;
}

.card{
  height: 500px;
  margin: 50px;
  box-shadow: 5px 5px 20px black;
  overflow: hidden;
}

.card img{
  height: 500px;
  width: 350px;
  border-radius: 3px;
  transition: .5s;
}

.intro{
  height: 70px;
  width: 350px;
  padding: 6px;
  box-sizing: border-box;
  position: absolute;
  background: rgb(27, 27, 27, .5);
  margin-top: -74px;
  color: white;
  transition: .5s;
}

h1{
  margin: 10px;
  font-size: 40px;
}

.card:hover{
  cursor: pointer;
}

.card:hover img{
  transform: scale(1.1) rotate(-1deg);
}

footer{
  width: 100%;
  height: 66px;
  background: #3C8DBC;
}


/* #joinus.card p{
  font-size: 20px;
  margin: 20px;
  visibility: hidden;
  opacity: 0;
  font-weight: 500;
}

#joinus.card:hover .intro{
  height: 335px;
  margin-top: -337px;
}

#joinus.card:hover p{
  opacity: 1;
  visibility: visible;
} */