/* https://www.w3schools.com/howto/tryit.asp?filename=tryhow_css_modal */

/* The Modal (background) */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

/* Modal Content */
.modal-content {
  background-color: #fefefe;
  margin: auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
}

/* The Close Button */
.close {
  color: #aaaaaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
}

.close:hover,
.close:focus {
  color: #000;
  text-decoration: none;
  cursor: pointer;
}


#css_loader_0 {
    background-color: #fefefe;
    color: black;
    text-align: center;
    vertical-align: middle;
    position: absolute;
    left: 20%;
    top: 100px;
    width: 70%;
    height: 70%;
    border-radius: 10px;
}

.loader {
  display: inline-block;
  border: 16px solid white;
  border-top: 16px solid black;
  border-radius: 50%;
  width: 120px;
  height: 120px;
  animation: spin 2s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}