body {
  height: 100vh;
  margin: 0;
  background-color: #dddddd;
  font-family: "Open Sans", sans-serif;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

header {
  width: 200px;
  display: flex;
  flex-direction: column;
  font-size: 12px;
  font-weight: bold;
  margin-bottom: 20px;
}

header span {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-left: 12px;
}

.box {
  background-color: #fff;
  width: 250px;
  max-width: 90%;
  height: 250px;
  border-radius: 10px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  padding: 20px;
}

.box .div {
  height: 100px;
  width: 100px;
  background-color: #333;
  color: #fff;
  text-align: center;
  border: 1px solid #000;
  border-radius: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  font-weight: bold;
  padding: 4px;
}

.option {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin: 10px;
}

.option .justify-content,
.option .align-items {
  margin: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.option .justify-content ol,
.option .align-items ol {
  list-style-type: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.option .justify-content ol li,
.option .align-items ol li {
  margin: 5px;
  padding: 10px 15px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.option .justify-content ol li:hover,
.option .align-items ol li:hover {
  background-color: #f0f0f0;
}

.option .justify-content ol li.active,
.option .align-items ol li.active {
  background-color: #f0f0f0;
}

footer {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  margin-top: 20px;
  font-size: 12px;
  color: #575757;
}

footer a {
  margin-left: 4px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  color: #575757;
}

footer a img {
  width: 16px;
  height: 16px;
  margin: 0 5px;
}