index.css

body {
  font-family: Open sans;
  font-weight: 300;
  user-select: none;
  -webkit-user-select: none;
}

@font-face {
  font-family: Open sans;
  src: url('./assets/open-sans/OpenSans-Regular.ttf');
}

.btn-primary {
  --bs-btn-bg: #51a2da;
  --bs-btn-border-color: #51a2da;
}

/* width */
::-webkit-scrollbar {
  width: 10px;
}

/* Track */
::-webkit-scrollbar-track {
  background: #f1f1f1;
}

/* Handle */
::-webkit-scrollbar-thumb {
  background: #888;
}

/* Handle on hover */
::-webkit-scrollbar-thumb:hover {
  background: #555;
}

input::placeholder {
  font-family: Open sans;
  font-style: regular;
  font-weight: 300;
  text-align: center;
}

input {
  text-align: center;
}

#banner {
  width: 25%;
  height: auto;
}

.loader {
  border: 5px solid #f3f3f3; /* Light grey */
  border-top: 5px solid #3498db; /* Blue */
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 2s linear infinite;
}

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