自定义复选框样式

<label><input type="checkbox"><b class="checkbodB">b>选我label>

/*样式*/

input[type="checkbox"] {
    display: none;
}

input[type="checkbox"]+b.checkbodB {
    display: inline-block;
    width: 15px;
    height: 15px;
    margin-top: -1px;
    border: 1px solid #ccc;
    cursor: pointer;
    -moz-border-radius: 2px;
    -webkit-border-radius: 2px;
    border-radius: 2px;
    vertical-align: middle;
    position: relative;
    margin-right: 10px;
    background-color: #ffffff;
}

input[type="checkbox"]+b.checkbodB:after {
    content: " ";
    display: inline-block;
    position: absolute;
    width: 9px;
    height: 5px;
    top: 3px;
    left: 2px;
    border: 2px solid #3399ff;
    cursor: pointer;
    border-top: none;
    border-right: none;
    background: transparent;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    opacity: 0;
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

input[type="checkbox"]:checked+b.checkbodB:after {
    /*background: #f00;
    border-color: #f00;*/
    opacity: 1;
}

/*结果*/

标记1标记2标记3

/*样式*/

input[type="checkbox"] {
    display: none;
}

input[type="checkbox"]+b {
    display: inline-block;
    /*width: 74px;*/
    padding: 0 20px;
    border: 1px solid #ddd;
    cursor: pointer;
    vertical-align: middle;
    position: relative;
    text-align: center;
    line-height: 30px;
    font-weight: 400;
    font-size:12px;
    color:#666666;
    margin-right:20px;
}

 input[type="checkbox"]:checked+b {
    border: 2px solid #3399ff;
}

 input[type="checkbox"]:checked+b:before {
    content: " ";
    display: inline-block;
    width: 0;
    height: 0;
    bottom: 0px;
    right: 0px;
    position: absolute;
    border-bottom: 15px solid #3399FF;
    border-left: 15px solid transparent;
}

input[type="checkbox"]+b:after {
    content: " ";
    display: inline-block;
    position: absolute;
    width: 6px;
    height: 3px;
    bottom: 3px;
    right: 2px;
    border: 1px solid #FFFFFF;
    cursor: pointer;
    border-top: none;
    border-right: none;
    background: transparent;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    opacity: 0;
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

 input[type="checkbox"]:checked+b:after {
    opacity: 1;
}

/*结果*/