.section-intro__title .h3 b{display:inline-block;position:relative}.section-intro__title .h3 b:after{bottom:1px;content:"";display:block;height:15px;left:0;position:absolute;width:100%;z-index:-1}.section-intro__title--white .h3 b:after{background-color:#fff}.section-intro__title--gray .h3 b:after{background-color:#ececec}.section-intro__title--accent .h3 b:after{background-color:#97d9e5}.section-intro__title--dark .h3 b:after{background-color:#3a3a3a}.section-intro__title--black .h3 b:after{background-color:#000}