index.css

.nolabel {
  display: none;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.displayed-books {
  width: 90%;
  margin-bottom: 100px;
}

.each-book {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  border: solid 2px;
  align-items: center;
}

.middle-section {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  margin-left: 10px;
}

.book-title,
.remove {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 20px;
}

.remove,
.button {
  height: 80%;
  margin-right: 10px;
  background-color: #fff;
  border-bottom: solid 5px;
  border-right: solid 5px;
  border-top: solid 3px;
  border-left: solid 3px;
}

.main-title {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 30px;
}

.section-divider {
  margin-top: 20px;
  border: solid 2px;
  width: 20%;
}

.book-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 40%;
}

.book-form > input {
  width: 100%;
  border: solid 3px;
}

.button {
  align-self: flex-end;
  margin: 0;
}

.header,
.footer {
  width: 97%;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  border: solid 2px;
}

.header-title {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 25px;
  margin-left: 20px;
}

.nav {
  list-style: none;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-right: 8px;
}

.border {
  border-right: solid 2px;
}

.nav-element {
  padding-right: 8px;
}

.link {
  text-decoration: none;
  color: #000;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  font-weight: bold;
}

.contact-info {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.text-format {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 20px;
}

.display {
  display: block;
}

.hidden {
  display: none;
}

.footer {
  position: fixed;
  bottom: 10px;
  background-color: #fff;
  z-index: 9999;
}

.time {
  width: 97%;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
}

.current-time {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
}