复选框CSS不能改变复选框的背景颜色



我想改变我的复选框的颜色为#FA9E57。我使用的是bootstrap v 4.6.

这是我的复选框代码:

input[type=checkbox]{
width: 20px;
height: 20px;
background-color: #FA9E57;
}
input[type=checkbox]:checked{
background-color: #FA9E57;
}
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css" integrity="sha384-B0vP5xmATw1+K9KRQjQERJvTumQW0nPEzvF6L/Z6nronJ3oUOFUFpCjEUQouq2+l" crossorigin="anonymous">
<link rel="preconnect" href="https://fonts.gstatic.com">
<link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600&display=swap" rel="stylesheet">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="register.css">
<title><%=judul %></title>

<body>
<div class="form-group my-4">
<div class="form-check">
<input class="form-check-input" type="checkbox" id="privacy">
<label class="form-check-label ml-3" for="privacy">
Agree privacy
</label>
</div>
</div>
</body>

你可以使用accent-colorCSS属性来改变复选框和单选按钮的背景色。

input[type=checkbox] {
accent-color: red;
}

这只会在输入被选中/选中后显示颜色。

试试这个

css和HTML的复选框

.container {
display: block;
position: relative;
padding-left: 35px;
margin-bottom: 12px;
cursor: pointer;
font-size: 22px;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
/* Hide the browser's default checkbox */
.container input {
position: absolute;
opacity: 0;
cursor: pointer;
height: 0;
width: 0;
}
/* Create a custom checkbox */
.checkmark {
position: absolute;
top: 0;
left: 0;
height: 25px;
width: 25px;
background-color: #FA9E57;
}
/* On mouse-over, add a grey background color */
.container:hover input ~ .checkmark {
background-color: #FA9E57;
}
/* When the checkbox is checked, add a blue background */
.container input:checked ~ .checkmark {
background-color: #FA9E57;
}
/* Create the checkmark/indicator (hidden when not checked) */
.checkmark:after {
content: "";
position: absolute;
display: none;
}
/* Show the checkmark when checked */
.container input:checked ~ .checkmark:after {
display: block;
}
/* Style the checkmark/indicator */
.container .checkmark:after {
left: 9px;
top: 5px;
width: 5px;
height: 10px;
border: solid white;
border-width: 0 3px 3px 0;
-webkit-transform: rotate(45deg);
-ms-transform: rotate(45deg);
transform: rotate(45deg);
}
<label class="container">Agree privacy
<input type="checkbox" checked="checked">
<span class="checkmark"></span>
</label>

不能修改复选框颜色

相反,创建具有自定义背景色的伪元素,如下所示:

.form-check {
position: relative;
}
input[type=checkbox] {
width: 20px;
height: 20px;
}
input[type=checkbox]:checked+label::before {
content: "";
display: block;
position: absolute;
text-align: center;
height: 20px;
width: 20px;
left: 0;
top: 5px;
background-color: #FA9E57;
font-family: "Montserrat";
border-radius: 2px;
border: 1px solid rgb(150 150 150 / 30%);
}
input[type=checkbox]:checked+label::after {
content: url('data:image/svg+xml; utf8, <svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="white" viewBox="0 0 24 24"><path d="M20.285 2l-11.285 11.567-5.286-5.011-3.714 3.716 9 8.728 15-15.285z"/></svg>');
display: block;
position: absolute;
left: 3px;
top: 3px;
}
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css" integrity="sha384-B0vP5xmATw1+K9KRQjQERJvTumQW0nPEzvF6L/Z6nronJ3oUOFUFpCjEUQouq2+l" crossorigin="anonymous">
<link rel="preconnect" href="https://fonts.gstatic.com">
<link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600&display=swap" rel="stylesheet">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="register.css">
<div class="form-group my-4">
<div class="form-check">
<input class="form-check-input" type="checkbox" id="privacy">
<label class="form-check-label ml-3" for="privacy">
Agree privacy
</label>
</div>
</div>

:before元素用于设置背景颜色,而:after元素包含SVG用于复选标记。

请添加一些css代码

input[type=checkbox], input[type=checkbox]:checked {
-moz-appearance:none;
-webkit-appearance:none;
-o-appearance:none;
}

为了使你的代码工作,你需要上面的代码。

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