html, body {
  overflow-x: clip;
  max-width: 100%;
}
img, svg, video, iframe {
  max-width: 100%;
}
.phone-number-field {
  flex-wrap: wrap;
  max-width: 100%;
}
.phone-number-field > .form-item {
  min-width: 0;
  flex: 1 1 100%;
  max-width: 100%;
}
.phone-number-field select,
.phone-number-field input,
select.form-select {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

@media (width >= 960px) {
  .sticky-header {
    top: 0.75rem;
    inline-size: min(82rem, calc(100% - 1.5rem));
    max-inline-size: 82rem;
    margin-inline: auto;
    margin-block-start: 0.75rem;
    border-radius: 0.5rem;
    background-color: hsl(0 0% 100% / 0.9);
    box-shadow: 0 4px 32px hsl(210 40% 70% / 0.25);
    animation: none;
  }
}