Testing Perf of Shadows, Borders

by Andrew Holloway

HTML

<main>
  <div class="light column">
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card border shadow"></div>
    <div class="card...

SCSS

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
}

main {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
}

.column {
    flex: 1 0 25%;
    
    &.dark {
      background-color: #f0f0f0;
    }
}

.card {
  font-family: "Verdana", sans-serif;
  justify-content: center;
  cursor: pointer;
  
  text-align: center;
  
  padding: 2em;
  margin: 1em;
  
  background-color: #fff;
  border-radius: 3px;

  &.border {
    border: 1px solid #E3E4E6;
  }
  
  &.shadow {
    box-shadow: 0px 1px 2px 0 rgba(0, 0, 0, 0.2);
    
    &:hover {
      box-shadow: 0px 2px 8px 0 rgba(0, 0, 0, 0.15);
    }
  }
}