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* { box-sizing: border-box; }

img {
  max-width: 100%;
}

ul {
  list-style: none;
  padding: 0;
  font: .9em Arial;
  display: flex;
  flex-wrap: wrap;
  
  li {
    float: left;
    width: 23.5%;
    margin-right: 2%;
    margin-bottom: 20px;
    background: #eee;
    padding: 15px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    
    &:nth-child(4n) {
      margin-right: 0;
    }
    
    a {
      background: #333;
      text-align: center;
      color: #fff;
      padding: 5px 30px;
      text-decoration: none;
    }
    
    .price {
      margin: 0 0 10px;
    }
    
  }
  
}