:root {
    --scale-factor: 1;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    /* overflow: auto; DEJA SCROLL*/
	overflow: hidden;
    user-select: none;
    background-color: #101010;
    font-family: 'Roboto', sans-serif;
    color: white;
	-user-select: none;
	-webkit-user-select: none; /* Chrome/Safari */        
	-moz-user-select: none; /* Firefox */
	-ms-user-select: none; /* IE10+ */
}

#tank-container {
    display: flex;
    justify-content: center;
    gap: calc(20px * var(--scale-factor));
    flex-wrap: wrap;
}

.tank {
    background-color: #202020;
    border-radius: calc(10px * var(--scale-factor));
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: calc(200px * var(--scale-factor));
    height: calc(200px * var(--scale-factor));
    position: relative;
    box-sizing: border-box;
}

.tank-name {
    font-size: calc(1.2em * var(--scale-factor));
    position: absolute;
    top: calc(10px * var(--scale-factor));
    left: calc(10px * var(--scale-factor));
}

canvas {
    width: calc(150px * var(--scale-factor)) !important;
    height: calc(150px * var(--scale-factor)) !important;
    margin-top: calc(30px * var(--scale-factor)); /* Adjusted to center within the square */
}

#timestamp {
    position: fixed;
    bottom: calc(10px * var(--scale-factor));
    right: calc(10px * var(--scale-factor));
    font-size: calc(0.8em * var(--scale-factor));
}

@keyframes flash-red {
    0% { background-color: blue; }
    50% { background-color: red; }
    100% { background-color: blue; }
}

@keyframes flash-yellow {
    0% { background-color: blue; }
    50% { background-color: yellow; }
    100% { background-color: blue; }
}

.flash-red .chartjs-doughnut-arc {
    animation: flash-red 0.5s infinite;
}

.flash-yellow .chartjs-doughnut-arc {
    -webkit-animation: flash-yellow 1s infinite;
}