.sidenav {
    /* height: calc(100% - 6vh); */
    height: calc(100dvh - 65px);
    width: 0;
    position: fixed;
    z-index: 1;
    top: 65px;
    right: 0;
    background-color: #F2F2F2;
    overflow-x: hidden;
    /* transition: 0.5s; */
    padding-top: 0px;
    border-left: 1px solid #E5E5E5;
    z-index: 999;

}

.sidenav a {
    padding: 0px 8px 8px 32px;
    text-decoration: none;
    font-size: 25px;
    color: #818181;
    display: block;
    /* transition: 0.3s; */
}

.sidenav a:hover {
    color: #c76143;
}

.sidenav .closebtn {
    position: absolute;
    top: 0;
    right: 0px;
    font-size: 36px;    
    margin-top: 0px;
}

#main {
    /* transition: margin-left .5s; */
    padding: 16px;
}

@media (max-width: 600px) {

    .sidenav {
        height: calc(100% - 8vh);
        width: 0;
        position: fixed;
        z-index: 1;
        top: 65px;
        right: 0;
        background-color: #F2F2F2;
        overflow-x: hidden;
        /* transition: 0.5s; */
        padding-top: 0px;
        border-left: 1px solid #E5E5E5;
        z-index: 999;
    }

}