<input>:說明 type 的單選與多選
radio:單選
name,value 回傳值label,for="id"
checked
checkbox:多選
name,value 回傳值<h2>你的性別</h2>
<input type="radio" name="sex" value="1" id="sex1"><label for="sex1">男</label>
<input type="radio" name="sex" value="2" id="sex2" checked><label for="sex2">女</label>
<h2>你的興趣</h2>
<input type="checkbox" name="hobby" value="1" id="hobby1"><label for="hobby1">讀書</label>
<input type="checkbox" name="hobby" value="2" id="hobby2"><label for="hobby2">看電影</label>
<input type="checkbox" name="hobby" value="3" id="hobby3"><label for="hobby3">運動</label>

<select>:下拉選單,name 設定在這
<option>:內容選項,value 設定在這selected
<textarea>:多行輸入<h2>年份</h2>
<label for="year">年份</label>
<select id="year" name="year">
<option value="2020" selected>2020</option>
<option value="2021">2021</option>
<option value="2023">2022</option>
</select>
<br>
<h2>建議</h2>
<textarea name="content" id="" cols="30" rows="10"></textarea>
<br>
<input type="submit" value="送出">
<br>

Form 的 CSS 樣式
border:外框color:字型的顏色border-radius:邊框圓角background-color:背景色padding:留白font-size:字型大小width:區塊的寬度cursor:滑鼠座標的樣式:hover:滑鼠移動過去的樣式input {
border: 3px solid red;
color: white;
border-radius: 5px;
background-color: #000;
padding: 5px 10px;
font-size: 16px;
width: 200px;
}
.btn {
background: green;
color: #fff;
border: 1px solid red;
border-radius: 5px;
padding: 10px 30px;
cursor: pointer;
}
.btn:hover {
background-color: #000;
}

再回到說明 CSS