.top_menu{
    display: flex;
    align-items: center;
    position: sticky;
    top: 0px;
    left: 0px;
    right: 0px;
    height: 50px;
    background-color: orange;
    border-bottom: 1px solid #b4b4b4;
    box-shadow: 0px 0px 5px 0px rgba(0,0,0,0.5);
    -webkit-box-shadow: 0px 0px 5px 0px rgba(0,0,0,0.5);
    -moz-box-shadow: 0px 0px 5px 0px rgba(0,0,0,0.5);
    z-index: 1;
}

.top_menu.dark{
    background-color: #2e3138;
}

.top_menu .left_side{
    display: flex;
    width: 50%;
    justify-content: flex-start;
    padding: 5px 10px;
}

.top_menu .left_side .logo{
    height: 40px;
    width: 40px;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

.top_menu .right_side{
    display: flex;
    width: 50%;
    justify-content: flex-end;
    padding: 5px 10px;
}

.top_menu .right_side .profile_link{
    height: 40px;
    width: 40px;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    border-radius: 50%;
    overflow: hidden;
    background-color: white;
}