* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --BORDER-TOP: 2px solid;
  --shadow-: 4px 4px 10px rgba(0, 0, 0, 0.1);
  --CARD-TITLE-COLOR: hsl(234, 12%, 34%);
  --CARD-TEXT-COLOR: hsl(212, 6%, 44%);
}
body {
  width: 100%;
}
.about-us {
  text-align: center;
  padding: 2rem;
  width: min(100%, 500px);
  margin: auto;
}
.about-us h1 {
  font-weight: 400;
  color: var(--CARD-TEXT-COLOR);
  font-size: clamp(1rem, 2vw + 1rem, 2.5rem);
  margin-bottom: 1.5rem;
}
.about-us h1 span {
  font-weight: 500;
  color: var(--CARD-TITLE-COLOR);
  font-size: clamp(1.25rem, 2vw + 1.25rem, 2.75rem);
}
.team-builder {
  border-top: var(--BORDER-TOP) red;

  grid-column: 2;
  grid-row: 1 / span 2;
}

.supervisor {
  border-top: var(--BORDER-TOP) hsl(180, 62%, 55%);
  grid-column: 1;
  grid-row: 2 / span 2;
}

.calculator {
  border-top: var(--BORDER-TOP) hsl(212, 86%, 64%);

  grid-column: 3;
  grid-row: 2 / span 2;
}

.karma {
  border-top: var(--BORDER-TOP) hsl(34, 97%, 64%);

  grid-column: 2;
  grid-row: 3 / span 2;
}
.card {
  box-shadow: var(--shadow-);
  font-family: "Poppins", sans-serif;
  height: auto;
  width: 350px;
  padding: 1rem;
}

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto auto auto;
  gap: 1rem;
  margin: auto;
  padding: 2rem;
  max-width: 1200px;
}
.cards h2 {
  font-weight: 500;
  color: var(--CARD-TITLE-COLOR);
}
p {
  font-weight: 400;
  color: var(--CARD-TEXT-COLOR);
}
.cards figure {
  width: 100%;
  text-align: end;
}
@media (max-width: 820px) {
  .cards {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    place-items: center;
  }
  .team-builder,
  .supervisor,
  .calculator,
  .karma {
    grid-column: auto;
    grid-row: auto;
  }
}