.block-article__container:has(.hard-formula-hard-10-block) {
  max-width: unset;
}

.tab-content-container .tab-content:has(.hard-formula-hard-10-block) {
  max-width: unset;
  margin: 0 -15px;
}

@media (min-width: 768px) {
  .hard-formula-hard-10-block .mb-only {
    display: none !important;
  }
}

@media not all and (min-width: 768px) {
  .hard-formula-hard-10-block .pc-only {
    display: none !important;
  }
}

.hard-formula-hard-10-block {
  container-type: inline-size;
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  color: #000;
  font-family: 'HelveticaNeueLTStd-LtEx', var(--font-preserved);
  line-height: normal;
}

.hard-formula-hard-10-block :is(img, video) {
  display: block;
  width: 100%;
  height: auto;
  max-width: initial;
}

.hard-formula-hard-10-block sup {
  position: relative;
  top: -0.5em;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}

.hard-formula-hard-10-block .sec {
  position: relative;
}

.hard-formula-hard-10-block .sec-bg {
  object-fit: cover;
}

.hard-formula-hard-10-block .sec-inner {
  position: relative;
}

.hard-formula-hard-10-block .sec-bg + .sec-inner {
  position: absolute;
  inset: 0;
}

.hard-formula-hard-10-block .sec-inner .sec-text {
  position: absolute;
}

.hard-formula-hard-10-block .sec-fixed > * {
  position: absolute;
}