JSFiddle - React, Tailwind, and code Playground

by johnny890118

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/autosize.js/3.0.20/autosize.min.js"></script>
<div class="container">
  <div class="name">
    <input type="text" placeholder="暱稱">
  </div>
  <div class="content">
    <textarea rows="3"></textarea>
  </div>
  <div class="btn">
    <button>
      送出
    </button>
  </div>
</div>

CSS

body{
  display: flex;
  justify-content: center;
  background-color: #DBE4C6;
}

.container{
  border-radius: 10px;
  width: 70%;
  box-shadow: 0 0 15px #7B7B7B;
  padding: 20px;
  background-color: white;
  margin: 50px auto;
}

.btn{
  display: flex;
  justify-content: center;
  align-items: center;
}

.name{
  display: flex;
  justify-content: center;
  align-items: center;
}

.content{
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 20px;
}

.name input{
  width: 70%;
  height: 40px;
  border: 1px solid #94AF9F;
}

.content textarea{
  width: 70%;
  border: 1px solid #94AF9F;
}

.btn button{
  width: 70%;
  height: 40px;
  font-weight: bold;
  font-size: 17px;
  border: none;
  background-color: #94AF9F;
  color: white;
  margin-top: 20px;
}

JavaScript

autosize(document.querySelector('textarea'));