html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.spinner {
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 2s linear infinite;
    display: none;
    margin: 0 auto;
}

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

    100% {
        transform: rotate(360deg);
    }
}
/* Spinning Wheel Animation */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(1440deg);
    }
    /* 4 full rotations */
}
/* custom dark-blue button */
.btn-darkblue {
    background-color: #0d47a1; /* deep blue */
    color: #fff;
    border-color: #0d47a1;
}

    .btn-darkblue:hover,
    .btn-darkblue:focus {
        background-color: #0b3c91;
        border-color: #0b3c91;
    }
.sidebar {
    width: 250px;
}

@media (max-width: 991.98px) {
    .sidebar {
        width: 100%;
    }


}
@media (min-width: 768px) {
    .container {
        padding: 1.5rem 2rem;
    }
}

@media (max-width: 767.98px) {
    .navbar-custom .nav-link,
    .navbar-custom .dropdown-toggle {
        display: block;
        width: 100%;
        padding: 0.75rem 1rem;
    }
}