.form__checkbox {
    input[type="checkbox"]+span {
      border: 1px solid $colour-grey;
    }

    input[type="checkbox"]:checked+span {
      background: url($image-path + "checkbox-tick-new.png") center/50% no-repeat;
    }

    input[type="checkbox"]+span,
    input[type="checkbox"]:checked+span {
      background-color: $colour-white;
    }

    input[type="checkbox"]:focus+span {
      border-color: $colour-black;
    }
  
    &.form__checkbox-text-only {
      label.form__checkbox {
        left: 0px;
        text-decoration: underline;
  
        &:before {
          display: none;
        }
      }
       input[type=checkbox] {
        position: absolute;
        top: 15px;
        opacity: 0;
        width: 100%;
        height: 50px;
        cursor: pointer;
      }
    }
}

label:not(.required, .form__checkbox):after {
    content: " (Optional)";
}