@font-face{
    font-family: 'Famig';
    src: url(Famig___.ttf), format('ttf');
}

html {
    background-color: black;
    padding: 0;
    margin: 0;
    color: black;
    font-family: 'Famig';
}

body {
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;

    background: url(backdrop.png) no-repeat fixed; 

    background-position-x: center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

video {
    display: none;
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    pointer-events: none;
}

#overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

#playButton {
    padding: 10px 10px;
    font-size: 28px;
    cursor: pointer;
    background-color: #ffffff;
    border: none;
    border-radius: 5px;
    font-family: 'Famig';
    
    color: #00A0D4;
    text-shadow: black -2px 2px;
    box-shadow: -3px 3px black;
}

#playButton:hover {
    margin-top: 3px;
    margin-left: -3px;
    box-shadow: 0px 0px;
}

#mainSite {
    position: absolute;
    top: 10px;
    left: 10px;
    width: 65px;
    height: auto;
    cursor: pointer;
}

#question {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 45px;
    height: auto;
    cursor: pointer;
}

#toggleCheckbox {
    display: none;
}

#popup {
    display: none;
    position: absolute;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    color: #00A0D4;
    text-shadow: black -2px 2px;
    background-color: rgba(255, 255, 255, 0.9);
    text-align: center;

    padding: 10px;
    border-radius: 5px;
    font-size: 25px;
    width: 85%;
    max-width: 700px;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

#toggleCheckbox:checked ~ #popup {
    display: block;
    opacity: 1;
    animation: fadeIn 0.5s forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

#toggleCheckbox:checked + #toggled #question {
    content: url('x.png');
}