.main-img{
  width: 100%;
}
.main-img video{
  width: 100%;
  height: 625px;
}
.main-img video object{
  width: 100%;
  height: 100%;
}
@media screen and (max-width:767px){
  .main-img video{
    height: 55vw;
  }
}

.boxinfo {
 padding: 1em 1em;
    margin: 5em 1em;
    color: #000;
    background-color: #fff;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.22);
}
.boxinfo p {
   margin: 0 0;
   padding: 0.5em 0.5em;
}