.btn-play {
    position: relative;
    display: block;
    box-sizing: content-box;
    width: 16px;
    height: 26px;
    border-radius: 100%;
    border: none;
    outline: none !important;
    padding: 18px 20px 20px 28px;
    background: #FFFFFF;
}

.btn-play:before {
    content: "";
    position: absolute;
    z-index: 0;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    display: block;
    width: 60px;
    height: 60px;
    background: #FFFFFF;
    border-radius: 100%;
    animation: pulse-border 1500ms ease-out infinite;
}

.btn-play:after {
    content: "";
    position: absolute;
    z-index: 1;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    display: block;
    width: 60px;
    height: 60px;
    background: #FFFFFF;
    border-radius: 100%;
    transition: all 200ms;
}

.btn-play span {
    display: block;
    position: relative;
    z-index: 3;
    width: 0;
    height: 0;
    left: -1px;
    border-left: 16px solid var(--primary);
    border-top: 11px solid transparent;
    border-bottom: 11px solid transparent;
}

.videoWrapperOuter {
  max-width:100%; 
  margin-left:auto;
  margin-right:auto;
}
.videoWrapperInner {
  float: none;
  clear: both;
  width: 100%;
  position: relative;
  padding-bottom: 50%;
  padding-top: 25px;
  height: 0;
}
.videoWrapperInner iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}