The default style of the input check box checkbox is pure css modification, inputcheckbox
Modify the previous Style
Modified Style
Html
<Input type = "checkbox" name = "btn" id = "btn1"> <label for = "btn1"> button 1 </label>
Css
Input [type = "checkbox"] {width: 20px; height: 20px; display: inline-block; text-align: center; vertical-align: middle; line-height: 18px; position: relative;} input [type = "checkbox"]: before {content: ""; position: absolute; top: 0; left: 0; background: # fff; width: 100%; height: 100%; border: 1px solid # d9d9d9} input [type = "checkbox"]: checked: before {content: "\ 2713 "; background-color: # fff; position: absolute; top: 0; left: 0; width: 100%; border: 1px solid # e50232; color: # e50232; font-size: 20px; font-weight: bold ;}
"\ 2713" entity symbol √. Click here if you are interested in viewing the entity symbol details.
You can modify the border-color and color in input [type = "checkbox"]: checked: before.