/* <length> values */ width: 300px; width: 25em; /* <percentage> value */ width: 75%; /* Keyword values */ width: max-content; width: min-content; width: fit-content(20em); width: auto; /* Global values */ width: inherit; width: initial; width: unset;
<div style="background-color:navy;"> <div style="width:50%; margin-left:20%; background-color:chartreuse;"> Width: 50%, Left margin: 20% </div> <div style="width:30%; margin-left:60%; background-color:pink;"> Width: 30%, Left margin: 10% </div> </div>
/*Based on viewport*/ width: 100vh; width: 100vw;