body, html {
  margin: 0;
  padding: 0;
  background-color: #5d6979;
  cursor: pointer;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}


.cover {
  background-image: url('koria2.jpg'); 
  background-size: contain;
  background-repeat: no-repeat;
  background-position: bottom center;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
}


.overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9999;
  cursor: default;
}

.popup {
  background-color: white;
  width: 320px;
  max-width: 80%;
  margin: 10% auto;
  padding: 20px;
  position: relative;
  cursor: default;
}
.title {
  display: none;  
}


.close-btn {
  position: absolute;
  top: 5px;
  right: 5px;
  cursor: pointer;
}


@media screen and (max-width: 1024px) {
  
  body {
    font-size: 16px;
  }
  .cover {
    background-image: url('koria2.jpg'); 
    background-size: contain;
    background-repeat: no-repeat;
    background-position: top center;;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .popup {
    width: 80%;
    margin: 20% auto;
  }
}