.checkmark {
    background-color: #fff;
    position: absolute;
    top: 2px;
    left: 0;
    height: 18px;
    width: 18px;
    border: 1px solid #b6b6b6;
    border-radius: 2px;
}
.checkbox-container {
    position: relative;
    min-width: 20px;
    min-height: 20px;
    cursor: pointer;
}
.checkbox-container .label {
    padding-left: 25px;
}

.checkbox-container label.rounded .checkmark {
    border-radius: 50%;
    width: 30px;
    height: 30px;
}

.checkbox-container input {
    display: none;
}
.checkbox-container, .checkbox-container span {
    font-size: 14px;
    color: #949494;
    font-weight: 300;
}

.checkbox-container .rounded .checkmark {
    background-color: transparent;
    cursor: pointer;
    border-color: #bdbdbd;
}

.checkbox-container input:checked~.checkmark {
    background-color: #009d4c;
    border: 1px solid #009d4c;
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container .checkmark:after {
    left: 5px;
    width: 6px;
    height: 12px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}

.checkbox-container label.rounded input:not(:checked) ~ .checkmark:after {
    border-color: #bdbdbd;
}
.checkbox-container input:checked~.checkmark:after, 
.checkbox-container label.rounded .checkmark:after {
     display: inline-block;
}

.checkbox-container label.rounded .checkmark:after {
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
 }