body {
    margin-top: 80px;
}

video {
    height: 100%;
    width: 177.77777778vh; 
    min-width: 100%;
    min-height: 56.25vw; 

    /* position: absolute; */
    left: 50%; /* % of surrounding element */
    top: 50%;
    transform: translateY(-30%);
}

.w3-bar, .w3-bar-block {
    height: 80px;
}

.signup-background {
    background-image: url(./img/autoshow2020_registro.jpg);
    background-size: cover;
    background-position: center;
    height: 100vh;
}

.w3-container.signup-text, .w3-panel.signup-text {
    margin-top: -65vh;
    background-color: white;
}

.w3-button:hover {
    background-color: none;
}

.main-container {
    height: 100%;
    margin-top: -100vh;
}

.main-container>div {
    display: flex;
    align-items: center;
    text-align: center;
    height: 100%;
    align-content: center;
    justify-content: center;
    color: white;
}

#autoshow {
    display: flex;
    align-items: center;
    align-content: center;
    justify-content: center;
}