.orangebutton {
  background-color: #f95738;
  border: none;
  padding: 0.7em 1.2em;
  font-size: 1em;
  color: #fff;
  cursor: pointer;
  border-radius: 6px;
  transition: background-color 0.3s ease, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
  font-family: inherit;
  font-weight: 600;
}
.orangebutton:hover,
.orangebutton:focus {
  background-color: #d13f22;
  outline: none;
}

.hidden-brief {
  display: none;
  opacity: 0;
  margin: 1.5em auto;
  padding: 1.2em;
  border-left: 4px solid #f95738;
  background-color: #f9f9f9;
  max-width: 700px;
  transition: opacity 0.3s;
  font-family: inherit;
}
.hidden-brief.visible {
  display: block;
  opacity: 1;
}