html, body {
    font-family: 'Open Sans', sans-serif;
    margin: 0;
    padding: 0;
}

.gutter-highlight {
    background-color: #4CAF50;
    position: relative;
    display: inline-block;
    opacity: 0.7; /* Set transparency (for mouse-over effects on hover) */
}

.gutter-error {
    background-color: #ff8f8f;
    position: relative;
    display: inline-block;
}

/* Tooltip w3 */
.gutter-error .gutter-error-tooltip {
    visibility: hidden;
    width: auto;
    background-color: black;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    top: -5px;
    left: 110%;
}

/* Tooltip arrow */
.gutter-error .gutter-error-tooltip::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 100%;
    margin-top: -5px;
    border: 5px solid transparent;
    border-right-color: black;
}

/* Show the tooltip text when you mouse over the tooltip container */
.gutter-error:hover .gutter-error-tooltip {
    visibility: visible;
    opacity: 1;
}

#slidecontainer {
    width: 90%; /* 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 */
}