ukuran
Gampang nggawe unsur sing amba utawa dhuwur kanthi utilitas jembar lan dhuwur.
Relatif kanggo wong tuwa
Utilitas jembar lan dhuwur digawe saka $sizespeta Sass ing _variables.scss. Kalebu dhukungan kanggo 25%, 50%, 75%, 100%, lan minangka autostandar. Owahi nilai kasebut amarga sampeyan kudu ngasilake macem-macem keperluan ing kene.
       Jembar 25%
      
 
      
       Jembar 50%
      
 
      
       Jembar 75%
      
 
      
       Jembar 100%
      
 
      
       Auto jembaré
      
 
     <div class="w-25 p-3" style="background-color: #eee;">Width 25%</div>
<div class="w-50 p-3" style="background-color: #eee;">Width 50%</div>
<div class="w-75 p-3" style="background-color: #eee;">Width 75%</div>
<div class="w-100 p-3" style="background-color: #eee;">Width 100%</div>
<div class="w-auto p-3" style="background-color: #eee;">Width auto</div>
        Dhuwur 25%
       
 
       
        Dhuwur 50%
       
 
       
        Dhuwur 75%
       
 
       
        Dhuwur 100%
       
 
       
        Auto dhuwur
       
 
      <div style="height: 100px; background-color: rgba(255,0,0,0.1);">
  <div class="h-25 d-inline-block" style="width: 120px; background-color: rgba(0,0,255,.1)">Height 25%</div>
  <div class="h-50 d-inline-block" style="width: 120px; background-color: rgba(0,0,255,.1)">Height 50%</div>
  <div class="h-75 d-inline-block" style="width: 120px; background-color: rgba(0,0,255,.1)">Height 75%</div>
  <div class="h-100 d-inline-block" style="width: 120px; background-color: rgba(0,0,255,.1)">Height 100%</div>
  <div class="h-auto d-inline-block" style="width: 120px; background-color: rgba(0,0,255,.1)">Height auto</div>
</div>Sampeyan uga bisa nggunakake max-width: 100%;lan max-height: 100%;keperluan yen perlu.
<img src="..." class="mw-100" alt="...">
        Dhuwur maksimal 100%
       
 
      <div style="height: 100px; background-color: rgba(255,0,0,0.1);">
  <div class="mh-100" style="width: 100px; height: 200px; background-color: rgba(0,0,255,0.1);">Max-height 100%</div>
</div>Relatif kanggo viewport
Sampeyan uga bisa nggunakake keperluan kanggo nyetel jembaré lan dhuwur relatif kanggo viewport.
<div class="min-vw-100">Min-width 100vw</div>
<div class="min-vh-100">Min-height 100vh</div>
<div class="vw-100">Width 100vw</div>
<div class="vh-100">Height 100vh</div>