* {
  box-sizing: border-box
}

.heading {
  color: var(--secondary-base);
  text-align: center;
}

#p101,
#p102 {
  display: none
}

img {
  display: block;
  width: 100%;
}

/* Slideshow container */
.slideshow-container {
  max-width: 1000px;
  position: relative;
  margin: auto;
}

/* Next & previous buttons */
.prev,
.next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  width: auto;
  padding: 16px;
  margin-top: -22px;
  color: var(--tertiary-shade);
  font-weight: bold;
  font-size: 18px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
  user-select: none;
}

/* Position the "next button" to the right */
.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

/* On hover, add a grey background color */
.prev:hover,
.next:hover {
  background-color: var(--black);
  color: var(--white);
}