:root {
    --bg-color: #08040d;
}

* {
    margin: 0;
    padding: 0;
}

@font-face {
    font-family: 'arcade';
    src: url('fonts/ARCADECLASSIC.TTF');
}

html {
    background-color: var(--bg-color);
    background-image: url('https://raw.githubusercontent.com/Feguri/My-Website/main/Images/Gifs/stars.gif');
    opacity: 90%;

    color: white;
    font-family: arcade;

    cursor: url('img/aim3.png'),auto;
    height: 100%;

    -webkit-user-select: none; /* Safari */        
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* IE10+/Edge */
    user-select: none; /* Standard */

    overflow: hidden;
}

p {
    font-size: 40px;
}

#ufo {
    transition: all 1.2s;
}

#back {
    width: 30px;
    padding: 20px;
    transition: all 0.5s;
}
#back:hover {
    width: 36px;
    cursor: pointer;
}

.enemy, .astronaut {
    width: 130px;
}

.time {
    font-size: 30px;
}

.align {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 100px;
}

.popup {
    height: 500px;
    width: 300px;
    padding: 30px;
    background-color: black;
    display: none;
    flex-direction: column;
}

.replay {
    font-family: arcade;
    color: white;
    background-color: transparent;
    border: 1px solid white;
    padding: 10px;
    margin-top: 100px;
    transition: all .5s;
    font-size: 30px;
}

.replay:hover {
    cursor: pointer;
    background-color: white;
    color: black;
}

.center-popup {
    display: flex;
    justify-content: center;
}

.height-correction {
    width: 120px;
    height: 120px;
}