.omni-modal {
  background: rgba(0,0,0,0.5);
  bottom: 0;
  position: fixed;
  visibility: hidden;
  left: 0;
  right: 0;
  opacity: 0;
  top: 0;
  z-index: 1000;
  transition: opacity 0.5s;
}

.omni-modal_layout {
  display: flex;
  justify-content: center;
}

.omni-modal_open {
  visibility: visible;
  opacity: 1;
}

.omni-modal_closing {
  opacity: 0;
}

.omni-modal__content {
  background: #3C434F;
  border-radius: 0.67em;
  box-shadow: 0 2px 10px 0;
  max-width: 60%;
  align-items: center;
  display: flex;
  flex-direction: column;
  margin: 10% auto;
  padding: 2em;
}

.omni-modal__header {
  color: #FFFFFF;
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.omni-modal__body {
  color: #FFFFFF;
  padding: 1em 0;
}

.omni-modal__footer {
  color: #FFFFFF;
  padding: 1em 0;
}

.omni-modal__close-button {
  font-size: 1.5em;
  font-weight: 700;
}

.omni-modal__loader {
  border: 0.2em solid #f3f3f3;
  border-top: 0.2em solid #3498db;
  border-radius: 50%;
  width: 1em;
  height: 1em;
  animation: spin 2s linear infinite;
}

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