flex flow media queries

multiple responsive column layouts within a single flex container.

by Mukul kant

HTML

<body>
    <header>
        <h1>Responsive Flexbox</h1>
        <p>Multiple responsive column layouts within a single flexbox container. Resize the browser to watch the breakpoints happen for each column size.</p>
    </header>
    
    <div class="layout">
        <div class="layout__item layout__item--whole">whole</div>

        <div class="layout__item layout__item--half">half</div>
        <div class="layout__item layout__item--half">half</div>

        <div class="layout__item layout__item--third">third</div>
        <div class="layout__item layout__item--third">third</div>
        <div class="layout__item layout__item--third">third</div>

        <div class="layout__item layout__item--quarter">quarter</div>
        <div class="layout__item layout__item--quarter">quarter</div>
        <div class="layout__item layout__item--quarter">quarter</div>
        <div class="layout__item layout__item--quarter">quarter</div>
    </div>
</body>

CSS

*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.flexWrap{
  display: flex;
  flex-wrap: wrap;
}
.imgWrap{
  flex: 1 0 auto;
  flex: 1;
}
.imgWrap img{
  display: block;
  width: 100%;
}
.contentWrap{
  background: #9fd3e0;
  flex: 1 0 auto;
  flex: 1;
}
.contentWrap .innerBox{
  padding: 15px;
}
.contentWrap ul{
  display: flex;
  justify-content: space-evenly;
  flex-wrap: wrap;
  list-style: none;
  text-align: center;
}
.contentWrap ul li a{
  min-width: 60px;
  background: #ef1351;
  color: #fff;
  padding: 0.3rem 0.6rem;
  list-style: none;
  border-radius: 5px;
  text-decoration: none;
  display: block;
  font-size: 12px;
}
.contentWrap h1{
  font-size: 24px;
  margin: 10px 0;
}
.contentWrap h1 a{
  text-decoration: none;
  color: #333;
}
.contentWrap a{color: #24338e}

@media screen and (max-width: 650px){
  .flexWrap{
    flex-direction: column;
  }
}
@media screen and (max-width: 300px){
  .contentWrap ul li{
    flex-grow: 1;
    flex-shrink: 0;
    flex-basis: 50%;
  }
  .contentWrap ul li a{
    display: inline-block;
    margin: 5px 0;
  }
}