There are 2 styles of this element:

• one with a fancy overlay

<div class="media-container media-container--team">
 <div class="container-overlay">
  <div class="bg-source bg-source--image" style="background-image: url(images/member_01.jpg);">
  </div>
  <div class="bg-source fancy-overlay">
  </div>
 </div>
 <div class="media-container-title media-container-title--align-bt txt-center team">
  <h2 class="title-block__title txt-light">Tim Brandon</h2>
  <p class="title-block__subtitle txt-grey-transparent">CEO / Founder</p>
 </div>
</div>

• second with a linear gradient overlay

<div class="media-container media-container--team">
 <div class="container-overlay">
  <div class="bg-source bg-source--image" style="background-image: url(images/member_04.jpg);">
  </div>
  <div class="bg-source grey-overlay">
  </div>
 </div>
 <div class="media-container-title media-container-title--align-bt txt-center team">
  <h2 class="title-block__title txt-light">Olivia Sears</h2>
  <p class="title-block__subtitle txt-grey-transparent">Front-End Developer</p>
 </div>
</div>

The style for this element are in app/css/scss/_general.scss