#loader {
  position: fixed;
  inset: 0;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loader.hide {
  opacity: 0;
  visibility: hidden;
}
.loader-logo {
  width: 90px;
  height: auto;
  animation: rotateLogo 1.4s linear infinite;
  margin-bottom: 10px;
}

@keyframes rotateLogo {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

#loader p {
  font-size: 14px;
  color: #555;
}
body {
  font-family: Tahoma;
  background: #f5f5f5;
}

.container {
  max-width: 420px;
  margin: 40px auto;
  background: #fff;
  padding: 20px;
  border-radius: 8px;
}

label {
  display: block;
  margin-top: 10px;
}

input, select, button {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
}

button {
  background: #0d6efd;
  color: #fff;
  border: none;
  margin-top: 15px;
  cursor: pointer;
}

.total {
  margin-top: 15px;
  font-weight: bold;
}
.announce {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9000;
}

.announce-box {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  max-width: 420px;
  width: 90%;
  text-align: center;
}