推荐答案
您必须 Select 特定的分区来更改分区 colored颜色 .
function changeBackground(){
let color = document.getElementById('color_value').value;
let division = document.getElementById("cell_text");
division.style.backgroundColor = color;
}
<div class="cell text" id = "cell_text">
Background Color Picker:
</div>
<br>
<div class="cell js">
<input type="color" id="color_value" name="color_value" value="Black">
<!---DOUBLE (1 COLOR BOX 1 BUTTON)-->
<button class="button two" type="button" onclick="changeBackground()">
Set Color:
</button>
</div>