.bc-modal-start {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.85);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
}
.bc-modal-start.active {
  pointer-events: all;
  opacity: 1;
}
.bc-modal-start > .wp-block-html,
.bc-modal-start > .bc-modal-close {
  position: absolute;
  top: 10px; right: 55px;
  background: none;
  border: none;
  font-size: 3.2rem;
  line-height: 1;
  cursor: pointer;
  z-index: 10000;
  color: #fff;
  font-weight: 100;
}
.bc-modal-start > *:not(.wp-block-html):not(.bc-modal-close) {
  background: #fff;
  padding: 2rem 1.2rem 1.5rem;
  border-radius: 9px;
  max-width: 768px;
  min-width: 300px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  z-index: 2;
  margin: auto;
}
@media (max-width: 500px){
  .bc-modal-start > *:not(.wp-block-html):not(.bc-modal-close){
    max-width:90vw;
    min-width:0;
    padding:1.5rem 0.8rem 1rem;
  }
}