.est-modal-window {
  --margin-left: calc(4rem + var(--default-space) * 2);
  position: fixed;
  top: 2.75rem;
  right: 0;
  bottom: 0;
  background: var(--body-bg);
  outline: 0;
  display: flex;
  flex-direction: column;
  padding: var(--default-space);
  gap: var(--default-space);
  border-radius: 0.5rem;
  width: max(30vw, 480px);
  max-width: calc(100% - var(--margin-left));
  margin: var(--default-space);
  opacity: 0;
  transition: opacity 0.15s ease-in-out;
}
.est-modal-window.show {
  opacity: 1;
}
.est-modal-window--size-md {
  width: max(calc(40vw - var(--margin-left)), 720px);
}
.est-modal-window--size-lg {
  width: max(calc(75vw - var(--margin-left)), 1140px);
}
.est-modal-window--size-xl {
  width: calc(100vw - var(--margin-left));
}
.est-modal-window__header {
  display: flex;
  align-items: stretch;
  height: 2.5rem;
  flex-shrink: 0;
  background: var(--background-light);
  border-radius: 0.5rem;
  overflow: hidden;
  gap: 0.25rem;
}
.est-modal-window__close, .est-modal-window__back {
  display: inline-block;
  font-weight: 400;
  color: #212529;
  text-align: center;
  vertical-align: middle;
  user-select: none;
  background-color: transparent;
  padding: 0.35rem;
  font-size: 1rem;
  line-height: 1.5;
  color: #6c757d;
  border: 0;
  transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out;
}
.est-modal-window__close:focus, .est-modal-window__back:focus {
  outline: 0;
}
.est-modal-window__close:hover, .est-modal-window__back:hover {
  color: #fff;
  background-color: #6c757d;
}
.est-modal-window__title {
  display: flex;
  flex-grow: 1;
  align-items: center;
  gap: 0.25rem;
  color: rgba(0, 0, 0, 0.75);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.est-modal-window__title_bold {
  font-weight: 500;
}
.est-modal-window__menu {
  display: flex;
  flex-wrap: nowrap;
}
.est-modal-window__body {
  flex: 1;
  overflow: hidden;
  border-radius: 0.5rem;
  padding: calc(var(--default-space) * 2);
}
.est-modal-window--scrollable .est-modal-window__body {
  overflow: auto;
}
.est-modal-window__backdrop {
  position: fixed;
  top: 0;
  left: 4rem;
  z-index: 1040;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4);
}