<div>
  <p>width: 50%; <br> height: 50%;</p>
</div>
<div>
  <p>width: 25%; <br> height: 25%;</p>
</div>

@import url(https://fonts.googleapis.com/css2?family=Architects+Daughter&display=swap);

:root {
  --pink: #E726B5;
  --yellow: #FFE699;
  --cream: #FBE5D6;
  --green: #70AD47;
  --red: #FF0000;
  
  --text-shadow: 0.3px 0.3px #000000e0;
}

* {
  margin: 0;
  text-shadow: var(--text-shadow);
  font-size: 20px;
  font-family: Arial, Helvetica, sans-serif;
  font-family: 'Architects Daughter';
}

body {
  height: 100vh;
  background-color: var(--yellow);
}

div {
  display: grid;
  background-color: var(--cream);
  border: 3px dashed var(--pink);
  margin: 10px;
}

p {
  place-self: center;
}

div:nth-child(1) {
  width: 50%;
  height: 50%;
}

div:nth-child(2) {
  width: 25%;
  height: 25%;
}