html {
  font-size: 16px;
  position: relative;
  min-height: 100%;
}

.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;
}

@media (max-width: 2559px) {
  html {
    font-size: 16px;
  }
}
@media (max-width: 1920px) {
  html {
    font-size: 15px;
  }
}
@media (max-width: 1440px) {
  html {
    font-size: 14px;
  }
}
@media (max-width: 1024px) {
  html {
    font-size: 13px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 12px;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 10.5px;
  }
}
@media (max-width: 360px) {
  html {
    font-size: 10px;
  }
}
@media (min-width: 2560px) {
  html {
    font-size: 17px;
  }
}