解决flex布局的space-evenly兼容性问题

.container{
      display: flex;
      flex-flow: row nowrap;
      align-items: center;
      justify-content: space-between;
       //justify-content: space-evenly;

}

.container::before,
.container::after {
      content: '';
      display: block;
}

转载自：https://www.jianshu.com/p/bbd114834c59