html, body {
    margin: 0;
    padding: 0;
    background-color: rgb(20, 20, 20);
}

canvas {
    display: block;
}

.slidecontainer {
    width: 98vw; /* Width of the outside container */
    height: auto;
    display: flex;
    justify-content: center;
    margin: 1vw;
    padding: 0;
}

    /* The slider itself */
.slider {
    -webkit-appearance: none;  /* Override default CSS styles */
    appearance: none;
    margin: 0vw;
    width: 100%;
    height: 4vh;
    background: rgb(60, 60, 60);
    outline: none;
    opacity: 0.7; /* Set transparency (for mouse-over effects on hover) */
    -webkit-transition: .2s; /* 0.2 seconds transition on hover */
    transition: opacity .2s;
}

/* Mouse-over effects */
.slider:hover {
    opacity: 1; /* Fully shown on mouse-over */
}

/* The slider handle */
.slider::-webkit-slider-thumb {
    -webkit-appearance: none; /* Override default look */
    appearance: none;
    width: 11vw;
    height: 4vh;
    background: #04AA6D;
    cursor: pointer; /* Cursor on hover */
}

.slider::-moz-range-thumb {
    width: 11vw;
    height: 4vh;
    background: #04AA6D;
    cursor: pointer; /* Cursor on hover */
}

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