chb.css

form.cn{
    width: 60%;
    margin: 0 auto; 
    font-size: 16px;    
}
.cn-Wrapper-halfWidth{
    width: auto;    
}

.cn-Fieldset{
border-radius:   5px; 
}

.cn-Legend{
    font-size: 35px;
    color: gray;
}
.cn-Label_Title{
    color: blue;
    text-align: center;
    font-size: 25px;
    font-weight: bold;    
}
.cn-Label{
    display: block;
    margin: 10px;
    font-size: 24px;
    color: gray;
}

.cn-Checkbox +.cn-Label:before{
    content: "";
    display: inline-block;
    margin-right: 10px;
    width: 10px;
    height: 10px;
    border: 3px solid white;
    box-shadow: 0 0 0 3px black;
}
.cn-Checkbox:checked +.cn-Label:before{
    background-color:   aqua;
}