design modifications

<use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_plus"> <use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_minus">

<use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_plus"> <use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_minus">

<use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_plus"> <use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_minus">

<use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_plus"> <use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_minus">

<use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_plus"> <use xlink:href="/assets-global/icons/svg-sprite.svg?v=2019-03-21-211539-06805fb-013040#ico_minus">