ul.isotope-filter-menu {
  display: none;
  list-style: none;
  gap: 40px;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  padding: 0;
}
ul.isotope-filter-menu li {
  cursor: pointer;
}
ul.isotope-filter-menu .is-active {
  border-bottom: 2px solid black;
}

.isotope-item {
  width: 33%;
  padding: 10px;
  position: relative;
}
.isotope-item img {
  border-radius: 20px;
  width: 100%;
  height: auto;
}
.isotope-item .isotope-item__title {
  font-size: 16px;
  color: #000;
  line-height: 1;
  margin-top: 10px;
}
.isotope-item .isotope-item__title a {
  color: inherit;
}
.isotope-item .isotope-item__thumb {
  position: relative;
}
.isotope-item .isotope-item__thumb .isotope-item__play {
  opacity: 0;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  background-color: #000;
  border-radius: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  cursor: pointer;
  z-index: 1;
}
.isotope-item .isotope-item__thumb .isotope-item__play svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}
.isotope-item .isotope-item__thumb:hover .isotope-item__play {
  opacity: 1;
}