body{
  margin:0;
  padding:0;
  background: #000000;
  font-family: Arial;
  font-size: 12px;
  
}
main{
  max-width: 920px;
  margin-right: auto;
  margin-left: auto;  
}

header, section, footer{
  display: flex;
  justify-content: center;
}

header{
    margin-top: 35px;
}

header h1{
    color: #fff;
    margin-left: 15px;
    margin-top: 40px;
}

section{
    margin-top: 35px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}
p{
    color: #fff;
    margin-top: 20px;
    padding: 0 10px;
    text-align: justify;
}
#my-video{
    -webkit-box-shadow: 0px 0px 65px 3px rgba(255,255,255,.4);
    -moz-box-shadow: 0px 0px 65px 3px rgba(255,255,255,.4);
    box-shadow: 0px 0px 65px 3px rgba(255,255,255,.4);
    width: 100%;
    height: 100%;
}



#warning-message{
    width: 100%;
    height: 100%;
    display: none;
    color: #FFFFFF;
    text-align: center;
    font-size: 2em;
}

#warning-message img:first-of-type{
    margin-top: 100px;
}

#warning-message p, #warning-message img:last-of-type{
    margin: 50px 0 0;
}
div.partners{
  text-align: center;
}
.partners h2{
  color: #fff;
}
.partners img{
  margin: 0 5px 20px; 
}


@media only screen and (orientation:portrait){
    main {
        display: none;
    }
    #warning-message {
        display: block;
    }
}

@media only screen and (orientation:landscape) and (max-width: 767px){
    main {
        display: block;
    }
    #warning-message {
        display: none;
    }
    #my-video{
        width: 80%;
    }
    body{
        font-size: 10px;
    }
}