.container {
  width: 100%;
  height: auto;
  display: flex;
  flex-wrap: wrap;
  padding: 10px;
}

.grid{
  margin: 50px;
  padding: 20px;
  background-color: crimson;
  box-shadow: 0px 5px 20px -10px #222;
  
}
.grid.mobile{
  width: 400px;
}
.grid.tablet{
  width: 700px;
}
.grid.desktop{
  width: 1000px;
}
.grid > h3{
  padding: 8px 10px;
  background-color: black;
  color: #fff;
  box-shadow: 0px 5px 20px -10px #222;
  font-family: 'vazir';
  margin-bottom: 20px;
  border-radius: 4px;
}

#player-movies {
  width: 100%;
}
#player-serials {
  width: 100%;
}
#player-trailers {
  width: 100%;
}