html * {
    font-family: Verdana;
}
.LogList {
    border: 1px solid #808080;
    list-style: none;
    max-height: 250px;
    width: 512px;
    margin: 0;
    overflow: auto;
    padding: 0;
    text-indent: 10px;
}

.slidecontainer {
    width: 512px; /* Width of the outside container */
}

/* The slider itself */
.slider {
    -webkit-appearance: none; /* Override default CSS styles */
    appearance: none;
    width: 100%; /* Full-width */
    height: 25px; /* Specified height */
    background: #d3d3d3; /* Grey background */
    outline: none; /* Remove outline */
    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 (use -webkit- (Chrome, Opera, Safari, Edge) and -moz- (Firefox) to override default look) */
    .slider::-webkit-slider-thumb {
        -webkit-appearance: none; /* Override default look */
        appearance: none;
        width: 25px; /* Set a specific slider handle width */
        height: 25px; /* Slider handle height */
        background: #4CAF50; /* Green background */
        cursor: pointer; /* Cursor on hover */
    }

    .slider::-moz-range-thumb {
        width: 25px; /* Set a specific slider handle width */
        height: 25px; /* Slider handle height */
        background: #4CAF50; /* Green background */
        cursor: pointer; /* Cursor on hover */
    }

.outer_page {
    background-color: #ADD8E6;
}

div.mainWrapper {
    position: relative;
    background-color: #ffffff;
    max-width: 800px;
    min-width: 540px;
    padding: 40px;
    margin: 0 auto;
    border: 1px solid black;
}

div.rightSide {
    position: absolute;
    top: 0px;
    left: 550px;
    width: 580px;
    height: 660px;
}

canvas {
    border: 1px solid gray;
    background-color: lightyellow;
}

.collapse_button {
    background-color: #eee;
    /*color: #444;*/
    cursor: pointer;
    padding: 8px;
    border-color: #2196F3;
    color: dodgerblue;
    text-align: left;
    /*outline: none;*/
    font-size: 15px;
    border-radius: 5px;
}
    /* Add a background color to the button if it is clicked on (add the .active class with JS), and when you move the mouse over it (hover) */
    .active, .collapse_button:hover {
        background-color: #ccc;
    }

/* Style the collapsible content. Note: hidden by default */
.collapsible {
    padding: 0 18px;
    display: none;
    overflow: hidden;
    background-color: #f1f1f1;
    border: 5px ridge Gainsboro;
    padding: 8px;
}