video {
  object-fit: cover;
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
}

html, body {
  height: 100%;
}
html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  font-size: 100%;
  line-height: 1.1em;
}
body {
  margin: 0;
}

.viewport-header {
  position: relative;
  height: 100%;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video_construcao
{
    position:absolute;
    left:-1%; 
    top:-1%; 
    width:101%;
    height:101%; 
    overflow:hidden;
    border:0px solid red;
}
 
.info_construcao
{
    position:absolute;
    left:30%; 
    top:10%; 
    text-align:center; 
    width:40%;
    height:80%;
    background:rgb(255,255,255,0.8); 
    border:1px solid #fff; 
    overflow:hidden;

}


.construcao
{
    position:relative;
    left:30%; 
    top:3%; 
    text-align:center; 
    font-weight:bold;
    width:40%;
    //height:55%;
    border:0px solid #ff0000; 
    overflow:hidden;

}


main {
  background: rgba(black, 0.66);
  color: white;
  position: relative;
  padding: 1rem;
  p {
    max-width: 600px;
    margin: 1rem auto;
  }
}




@media only screen and (min-width: 1441px) and (max-width: 1600px) {

}

 .vback
{
    position:absolute;
    left:0px; 
    height:100%; 
    width:100%;
    min-width:100%;
    border:5px dotted blue;
 
}
}



@media only screen and (min-width: 1050px) and (max-width: 1440px) {

 .vback
{
    position:absolute;
    left:-50%; 
    height:102%; 
    width:auto;
 
}
}

@media only screen and (min-width: 769px) and (max-width: 1050px) {

 .vback
{
    position:absolute;
    left:-50%; 
    height:102%; 
    width:auto;
 
}

}




@media only screen and (min-width: 100px) and (max-width: 767px) 
{
    .video_construcao
    {
        position:absolute;
        left:-1%; 
        top:-22%; 
        width:101%;
        height:123%; 
        overflow:hidden;
    }
     
.info_construcao
{
    position:absolute;
    left:10%; 
    top:10%; 
    text-align:center; 
    width:80%;
    height:80%;
    //border-radius:2%;
    background:rgb(255,255,255,0.8); 
    border:1px solid #fff; 
    overflow:hidden;

}

.construcao
{
    position:relative;
    left:30%; 
    top:3%; 
    text-align:center; 
    font-weight:bold;
    width:40%;
    //height:55%;
    border:0px solid #ff0000; 
    overflow:hidden;

}

 .vback
{
    position:absolute;
    left:-50%; 
    height:102%; 
    width:auto;
 
}








}