<div class="box">THIS IS A TEST TO USE MIN-CONTENT TO FORCE LINE BREAKS</div>
<div class="box">...HAS LIVED QUIETLY IN HARVARD SQUARE FOR NEARLY</div>
<div class="box">我一直在做一个网站，这个网站主要用来向用户展示大型图片</div>

body {
  width: 100vw;
  min-height: 100vh;
  
  display: flex;
  justify-content: center;
  align-items: center;
}

.box {
  margin: 2vh;
  word-spacing: 100vw;
  max-width: min-content;
  background: rgba(#f36, .85);
  color: #fff;
  padding: 2vh;
  
  &:nth-child(1) {
    max-width: min-content;
    word-spacing: normal;
  }
  
}