*,
*::before,
*::after {
    box-sizing: border-box;
}

/*article, aside, figcaption, figure, footer, header, hgroup, main, nav, section {
    display: block;
}*/
/*topbar*/
.wrapper {
    display: flex;
    margin-top: 45px;
}

.sidebar-nav {
    padding: 0.5rem 0;
    flex: 11 auto;
    z-index: 10;
}

.main {
    display: flex;
    flex-direction: column;
    margin-left: 10px;
    min-height: 100vh;
    overflow: hidden;
    transition: all 0.25s ease-in-out;
    background-color: #FFF;
}

.main-header {
    border-bottom: 1px solid #dee2e6;
    z-index: 1034;
}

.navbar {
    background-color: #d9534f;
    position: fixed;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -ms-flex-align: center;
    align-items: center;
    -ms-flex-pack: justify;
    justify-content: space-between;
    padding: 0.5rem 0.5rem;
    /*margin-left:78px;*/
}

.navbar-expand {
    -ms-flex-flow: row nowrap;
    flex-flow: row nowrap;
    -ms-flex-pack: start;
    justify-content: flex-start;
}

.navbar-nav {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-direction: column;
    flex-direction: column;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}

.navbar-expand .navbar-nav {
    -ms-flex-direction: row;
    flex-direction: row;
}

.nav-link {
    display: block;
    padding: 0.5rem 1rem;
}

.main-header .navbar-nav .nav-item {
    margin: 0;
}

.navbar-expand .navbar-nav .nav-link {
    padding-right: 1rem;
    padding-left: 1rem;
}

.main-header .nav-link {
    height: 2.5rem;
    position: relative;
    color: #1f2d3d;
}

.main-header .navbar-nav .nav-item {
    margin: 0;
}

[role="button"] {
    cursor: pointer;
}

.ml-auto, .mx-auto {
    margin-left: auto !important;
}

.notification-list .nav-link {
    padding: 0 15px;
    line-height: 10px;
    color: #e55219;
    display: block;
}

img {
    overflow-clip-margin: content-box;
    overflow: clip;
}

.nav-user img {
    margin-top: 5px;
    height: 30px;
    width: 30px;
}

.rounded-circle {
    border-radius: 50% !important;
}

[aria-expanded="true"] {
    cursor: pointer;
}

.arrow-none:after {
    border: none;
    margin: 0;
    display: none;
}

.waves-effect {
    position: relative;
    cursor: pointer;
    display: inline-block;
    overflow: hidden;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.dropdown-toggle::after {
    display: inline-block;
    margin-left: 0.255em;
    vertical-align: 0.255em;
    content: "";
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
}

.notification-list.show .nav-link {
    background-color: transparent;
}
/*topbar end*/
/*.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 200px;
    background: #11101d;
    z-index: 100;
    transition: all 0.5s ease;
}
    .sidebar.close {
        width: 78px;
    }   */
.font-weight-light {
    font-weight: 300 !important;
}

.brand-link {
    float: left;
    line-height: .8;
    font-size: 20px;
    color: #fff;
    text-decoration: none;
}

.brand-text {
    float: left;
    font-size: 20px;
    color: #fff;
    transition: 0.3s ease;
    transition-delay: 0.1s;
}


.brand-link .brand-image {
    float: left;
    line-height: .8;
    margin-left: .8rem;
    margin-right: .5rem;
    margin-top: -3px;
    max-height: 33px;
    width: auto;
}

.img-circle {
    border-radius: 50%;
}

[class*="sidebar-dark-"] {
    background-color: #343a40;
}

[class*="sidebar-dark"] .brand-link {
    border-bottom: 1px solid #4b545c;
}



/*codinglab*/
.sidebar {
    position: sticky;
    top: 50px;
    left: 0;
    width: 260px;
    background: #11101d;
    z-index: 100;
    transition: all .5s ease-in;
    height: 100vh;
    min-height: 100vh;
}

.navbar {
    margin-left: 0px;
}

.sidebar.close {
    transition: all .5s ease-in;
    width: 78px;
}

.sidebar.show {
    display: block;
    transition: all .5s ease-in;
}

.sidebar .nav-links {
    height: 100%;
    padding: 30px 0 150px 0;
    overflow: auto;
}

.sidebar.close .nav-links {
    overflow: visible;
}

.sidebar .nav-links::-webkit-scrollbar {
    display: none;
}

.sidebar .nav-links li {
    position: relative;
    list-style: none;
    transition: all 0.4s ease;
}

    .sidebar .nav-links li:hover {
        background: #1d1b31;
    }

    .sidebar .nav-links li .iocn-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

.sidebar.close .nav-links li .iocn-link {
    display: block;
}

.sidebar .nav-links li i {
    height: 50px;
    min-width: 78px;
    text-align: center;
    line-height: 50px;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sidebar .nav-links li.showMenu i.arrow {
    transform: rotate(-180deg);
}

.sidebar.close .nav-links i.arrow {
    display: none;
}

.sidebar .nav-links li a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

    .sidebar .nav-links li a .link_name {
        font-size: 18px;
        font-weight: 400;
        color: #fff;
        transition: all 0.4s ease;
    }

.sidebar.close .nav-links li a .link_name {
    opacity: 0;
    pointer-events: none;
}

.sidebar .nav-links li .sub-menu {
    padding: 6px 6px 14px 80px;
    margin-top: -10px;
    background: #1d1b31;
    display: none;
}

.sidebar .nav-links li.showMenu .sub-menu {
    display: block;
}

.sidebar .nav-links li .sub-menu a {
    color: #fff;
    font-size: 15px;
    padding: 5px 0;
    white-space: nowrap;
    opacity: 0.6;
    transition: all 0.3s ease;
}

    .sidebar .nav-links li .sub-menu a:hover {
        opacity: 1;
    }

.sidebar.close .nav-links li .sub-menu {
    position: absolute;
    left: 100%;
    top: -10px;
    margin-top: 0;
    padding: 10px 20px;
    border-radius: 0 6px 6px 0;
    opacity: 0;
    display: block;
    pointer-events: none;
    transition: 0s;
}

.sidebar.close .nav-links li:hover .sub-menu {
    top: 0;
    opacity: 1;
    pointer-events: auto;
    transition: all 0.4s ease;
}

.sidebar .nav-links li .sub-menu .link_name {
    display: none;
}

.sidebar.close .nav-links li .sub-menu .link_name {
    font-size: 18px;
    opacity: 1;
    display: block;
}

.sidebar .nav-links li .sub-menu.blank {
    opacity: 1;
    pointer-events: auto;
    padding: 3px 20px 6px 16px;
    opacity: 0;
    pointer-events: none;
}

.sidebar .nav-links li:hover .sub-menu.blank {
    top: 50%;
    transform: translateY(-50%);
}




.bx-menu {
    font-size: 26px;
    font-weight: 600;
    margin: 0 15px;
    cursor: pointer;
}

.home-section .home-content .text {
    font-size: 26px;
    font-weight: 600;
}

@media screen and (max-width: 768px) {
    /* .sidebar.close .nav-links li .sub-menu {
        display: none;
    }
    .sidebar.close {
        left: -100%;
    }
    .main-header .navbar {
        margin-left: -100px;
    }*/

    .sidebar {
        display: none;
    }

    .brand-text {
        display: none;
    }
}