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;
}

    body.loading {
        overflow: hidden;
    }

#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #ffffff;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #ccc;
    border-top: 4px solid #333;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}