html body {
    height: 100%;
    width: 100%;
    background: white;
}

.header_font {
    color: white;
    font-size: 18px;
    line-height: 60px; 
    /* line-height: 80px; */
    padding-right: 10px;
    margin-bottom: 0px;
}

.navbar-left img {
    height: 50px;
    margin-top: 5px;
    margin-right: 10px
}

.main {
    background: #328dc7;
}

.logout_btn{

    background: rgba(0,0,0,0);
    border: none;
    outline:none;
}
.tree-menu li>ul {
    background-color: #13558a;
}