.fake-input {
    float: left;
    width: 20px;
    height: 20px;
    position: relative;
    vertical-align: middle;
    margin-right: 10px;
    background: #fff;
    border: 1px solid #9f9f9f;
    border-radius: 4px;
}

input[type="checkbox"] {
    position: fixed;
    top: -9999px;
    left: -9999px;
}

input[type="checkbox"]:checked+.fake-input:before {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    content: "\2713";
    position: absolute;
    color: #0075ff;
    text-align: center;
}