main.css

body {
    margin: 0;
    padding: 0;

    color: white;
}

body * {
    box-sizing: border-box;
}

#game-container {
    display: flex;
    flex-direction: row;

    background-color: black;

    height: 100vh;
    width: 100vw;
    margin: 0;
    padding: 0;
}

#scanner {
    flex: 1;
}

#hud {
    width: 300px;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

#radar {
    height: 300px;
    border: 1px solid white;
}

#info-panel {
    flex: 1;
    border: 1px solid white;
}

.info-panel-line, .info-panel-line-dots, .info-panel-line-text, .info-panel-line-lives {
    margin-top: 5px;
    margin-left: 15px;
    margin-right: 15px;
}

.info-panel-line-dots {
    display: flex;
    justify-content: space-between;
}

.info-panel-line-text {
    display: flex;
    justify-content: space-between;
    width: 50%;
}

.info-panel-line-lives {
    display: flex;
    align-items: center;
}

.info-panel-line-center-text {
    display: flex;
    justify-content: center;
    margin-top: 15px;
    margin-bottom: 10px;
}

.lives-image {
    width: 42px;
    height: 37px;
    background: url(images/PlayerShip.png);
    display: inline-block;
}

.powerup-image {
    margin-left: 5px;
}

.double-points-powerup-image {
    display: flex;
    margin-left: 10px;
}

.vertically-aligned {
    display: flex;
    align-items: center;
}

.blue-dot, .green-dot, .yellow-dot, .red-dot, .grey-dot {
    height: 15px;
    width: 15px;
    display: inline-block;
    margin-left: 5px;

    /* This is what makes it a circle */
    border-radius: 50%;
}

.blue-dot {
    background: radial-gradient(at 35% 35%, white 0%, blue 20%, darkblue 100%);
}

.green-dot {
    background: radial-gradient(at 35% 35%, white 0%, lime 20%, darkgreen 100%);
}

.yellow-dot {
    background: radial-gradient(at 35% 35%, white 0%, yellow 20%, darkorange 100%);
}

.red-dot {
    background: radial-gradient(at 35% 35%, white 0%, red 20%, darkred 100%);
}

.grey-dot {
    background: radial-gradient(at 35% 35%, white 0%, darkgrey 20%, darkslategrey 100%);
}

#fuel-bar {
    height: 10px;
    width: 85px;
    box-sizing: border-box;
    border: 1px solid white;
    position: relative;
    display: inline-block;

    background: linear-gradient(to right, lime 50%, yellow 50% 75%, red 75%);
}

#spare-parts-bar {
    height: 10px;
    width: 85px;
    box-sizing: border-box;
    border: 1px solid white;
    position: relative;
    display: inline-block;

    background: linear-gradient(to right, blue 0% 100%);
}