body { 
margin: 0;

}



video {
width: 100%;
top: 50%
left: 50%;


z-index: 1;  

}

main{
width: 40%;
background: rgba(0,0,0,0,5);
color: #fff;
padding: 20px;
margin: 5%;
}


.botoncito {
	background-color: #03A9F4; /* blue */
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
}