:root {
  --primary-color: #ff1900;
  --background-dark: #0b0115;
  --background-light: #02022f;
  --text-light: #ffffff;
  --text-dark: #000000;
  --font-size-normal: 24px;
  --font-size-large: 100px;
}

* {
  margin: 0;
  padding: 0;
  font-family: sans-serif, Arial, Helvetica, serif;
  box-sizing: border-box;
}

.hero {
  width: 100%;
  min-height: 100vh;
  background: linear-gradient(
    45deg,
    var(--background-dark),
    var(--background-light)
  );
  display: flex;
  align-items: center;
  justify-content: center;
}

.calendar {
  width: 300px;
  height: 250px;
  background-color: var(--text-light);
  display: flex;
  align-items: center;
  border-radius: 10px;
}

.left,
.right {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  font-size: var(--font-size-normal);
}

.right {
  width: 42%;
  background: var(--primary-color);
  color: var(--text-light);
  border-radius: 0 10px 10px 0;
}

.left {
  width: 58%;
}

#date {
  font-size: var(--font-size-large);
  line-height: 90px;
}