.tn-atom__video-play-icon svg {
    display: none;
}

.tn-atom__video-play-icon::after {
    content: '';
    display: block;
    width: 78px;
    height: 40px;
    background: url("https://static.tildacdn.com/tild3963-3361-4964-b363-333238396564/photo.svg") center / contain no-repeat;
}