html {
  overflow: -moz-scrollbars-vertical;
}

body {
  background: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: #3c3d3f;
  text-align: left;
  max-width: 60%;
  margin: auto;
}

header {
  display: flex;
  margin-top: 36px;
  height: 64px;
  justify-content: flex-end;
}

header #title {
  color: black;
  text-decoration: none;
  text-align: center;
  margin: 0px;
  width: 100%;
  font-size: 48px;
}

.header_btn {
  text-decoration: none;
  font-size: 16px;
  margin-left: 5px;
  margin-right: 5px;
}

#close_button {
  background-image: url("../media/close33.png");
}

footer {
  margin-top: 20px;
  text-align: center;
}

.alert {
  color: red;
}

.error {
  background-color: red;
  color: white;
  padding: 10px 15px;
  border-radius: 6px;
  border: 1px solid #d32f2f;
  margin: 10px 0;
}

.error.hidden {
  visibility: hidden;
}