#slider {
    /*background-image:url(../images/nitrog3n_logo.png);
background-size:110px;
background-position:65px 12px;
background-repeat:no-repeat;
background-color:#fff;*/
    /* background-color: rgba(255,255,255,0.1); */
    background: #141414;
    position: fixed;
    height: 100px;
    /* top: 20px; */
    width: 100%;
    /*border-bottom:solid 1px #1A1E26;
border-bottom:solid 1px #5E6493;*/
    border-bottom: solid 1px #101010;
    box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.3);
    visibility: visible;
    display: none;
    z-index: 99;
}

#slider #slider-logo {
    width: 200px;
    height: 92px;
    background: url(../images/nitrog3n_logo.png) 0px 0px;
    background-size: 200px 92px;
    background-repeat: no-repeat;
    /* background-color:#fff; */
    position: absolute;
    /* box-shadow: 2px 1px 12px rgba(0,0,0,0.55); */
    top: 5px;
    left: 50px;
}

#slider ul {
    float: right;
    margin: 0;
    padding: 0;
    overflow: hidden;
    margin-top: 35px;
    margin-right: 70px;
}

#slider ul {
    list-style: none;
}

#slider ul li {
    float: left;
    list-style: none;
    list-style-image: url(../images/lsi.gif);
    margin-right: 18px;
    padding-top: 10px;
    text-transform: lowercase;
    font-family: Quicksand, sans-serif;
    letter-spacing: -1px;
    font-size: 14pt;
    font-weight: bold;
    color: #2e2e2e;
    height: 35px;
}

#slider ul li.active {
    border-bottom: solid 3px #7f87bb;
}

#slider ul li.active a {
    color: #696aab;
}

#slider ul li.menu-item {
    display: none;
}

#slider ul li a {
    text-decoration: none;
    color: #696aab;
    transition-duration: 200ms;
    background-color: #fff;
    padding: 5px 16px;
    border-radius: 18px;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    display: none;
}

#slider ul li a:hover {
    color: #17b969;
}

/*#slider ul li.icon {
padding-top:9px;
}*/

#slider .menu-icon {
    position: absolute;
    top: 35px;
    right: 50px;
    width: 40px;
    height: 28px;
    filter: grayscale() brightness(5);
    /* background-color: #000000; */
    border-radius: 3px;
}

@media screen and (max-width: 670px) {
    .menu-item {
        display: none;
    }

    #slider .menu-icon {
        width: 45px;
        height: 45px;
        /* margin-top:-6px; */
        right: 20px;
    }
}

/* The side navigation menu */
.sidenav {
    height: 100%; /* 100% Full-height */
    width: 250px; /* 0 width - change this with JavaScript */
    position: fixed; /* Stay in place */
    z-index: 100; /* Stay on top */
    top: 0;
    right: -270px;
    background-color: rgba(0, 0, 0, 0.85); /* Black*/
    overflow-x: hidden; /* Disable horizontal scroll */
    padding-top: 50px; /* Place content 60px from the top */
    transition: 0.5s; /* 0.5 second transition */
    visibility: visible !important;
}

/* The navigation menu links */
.sidenav a {
    padding: 8px 8px 8px 58px;
    text-decoration: none;
    font-size: 18px;
    color: #fff;
    display: block;
    transition: 0.3s;
    font-family: Quicksand, sans-serif;
}

/* When you mouse over the navigation links, 
change their color */
.sidenav a:hover,
.offcanvas a:focus {
    /*color:#C65ED5;*/
    color: #35d06d;
}

.sidenav span.separator {
    padding: 8px 8px 8px 58px;
    border-bottom: solid 1px rgba(96, 96, 134, 0.4);
    margin: 0 45px;
    margin-bottom: 16px;
    display: block;
    height: 1px;
}

/* Position and style the close button (top 
right corner) */
.sidenav .closebtn {
    position: absolute;
    top: 0;
    right: 15px;
    font-size: 36px;
    margin-left: 50px;
}

.sidenav .closebtn:hover {
    cursor: pointer;
    color: rgba(200, 200, 200, 0.5);
}

/* Style page content - use this if 
you want to push the page content to 
the right when you open the side navigation */
#main {
    transition: margin-left 0.5s;
    padding: 20px;
    padding-bottom: 60px;
}

/* On smaller screens, where height is 
less than 450px, change the style of the 
sidenav (less padding and a smaller font size) */
@media screen and (max-height: 450px) {
    .sidenav {
        padding-top: 60px;
    }
    .sidenav a {
        font-size: 18px;
    }
}

@media screen and (max-width: 777px) {
    #slider .menu-icon {
        width: 40px;
        height: 28px;
        top: 36px;
        right: 20px;
    }
}

@media screen and (max-width: 600px) {
    .sidenav a {
        margin-bottom: 15px;
    }
    .sidenav span.separator {
        margin-bottom: 32px;
    }
}

@media screen and (max-width: 670px) {
    #slider #slider-logo {
        top: 5px;
        left: 20px;
    }
}