* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%;
  font-family: var(--primary-font-family);
  font-weight: var(--font-weight-regular);
}



body {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;

  background-color: var(--primary-color-100);
  margin-top: 9.6rem;

  font-size: 1.6rem;
}

@media(max-width: 750px) {
  html {
    font-size: 50%;
  }

  body {
    margin-top: 0;
  }
}

h1 {
  font-size: 3.6rem;
  font-family: var(--heading-font-family);
  color: var(--primary-color-900);
  margin-bottom: 2rem;
}

h2 {
  font-size: 2.4rem;
  font-family: var(--heading-font-family);
  color: var(--secondary-color-800);
  margin-bottom: 1.4rem;
}

h3 {
  font-size: 1.8rem;
  color: var(--tertiary-color-800);
  margin-bottom: 1.4rem;
}

span.sub-heading {
  font-size: inherit;
  color: var(--secondary-color-800);
  font-weight: var(--font-weight-bold);

  margin-right: 0.4rem;
}

ul,
ol {
  margin-left: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

li {
  padding-left: 1.4rem;
}

hr {
  border: none;
  border-top: 1px solid var(--primary-color-100);
  margin: 3rem 0;
}

table {
  border-collapse: collapse;
  width: 100%;

}

table td {
  padding: 1rem 3rem;
  border-bottom: 1px solid var(--primary-color-100);
}

table tr:last-child td {
  padding: 1rem 3rem;
  border-bottom: none;
}

table td:last-child {
  font-size: inherit;
  color: var(--secondary-color-800);
  font-weight: var(--font-weight-bold);
}

/* a attribute styling */
a {
  color: var(--primary-color-900, #007bff);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;


}

a:hover,
a:focus {
  color: var(--tertiary-color-800, #0056b3);
  text-decoration: underline;
}

a:visited {
  color: var(--tertiary-color-800, #5a5a5a);
}