/* The container */
.check-container {
    display: block;
    position: relative;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    height: 20px;
}

    .check-container input {
        position: absolute;
        opacity: 0;
        cursor: pointer;
        height: 0;
        width: 0;
    }

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    border-radius: 20px;
}


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

.check-container input:checked ~ .checkmark:after {
    display: block;
}

/* Style the checkmark/indicator */
.check-container .checkmark:after {
    left: 8px;
    top: 4px;
    width: 5px;
    height: 9px;
    border: solid white;
    border-width: 0px 2px 2px 0;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}