body {
  position: relative;
  height: 100vh;
  overflow: hidden;
  background-color: black;
}

.flexer {
  display: flex;
  flex-wrap: wrap;
}

.modal  {
  position: absolute;
}

.master-wrapper {
  width: 100%;
  height: 100vh;
  margin: auto;
  justify-content: space-around;
  flex-wrap: wrap;
  overflow: auto;
}

.vid-modal {
  left: 20px;
  top: 20px;
  width: 90%;
  height: 90%;
  background-color: white;
  border-radius: 20px;
  border: 2px solid black;
  box-shadow: 5px 5px 10px red;
  display: none;
}

.closer {
  left: 96%;
  top: 93%;
  padding: 5px;
  background-color: black;
  color: white;
  border: 2px solid grey;
}

.vid-wrapper {
  box-sizing: border-box;
  width: calc(33.333% - 20px);
  min-width: 300px;
  margin: 10px;
  height: calc(33.333% - 20px);
  padding-left: 10px;
}

.vid {
  width: 100%;
  height: 100%;
}

.expand-btn {
  margin-top: 2px;
}