body {
    font-family: Arial, sans-serif;
    margin: 0px;
}

a {
    color: black;
    text-decoration: none;
}

::-webkit-scrollbar{
    display: none;
}

#nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: black;
    padding: 7px 13px;
    border-bottom: 1px solid #ddd;
    background: #f2f2f2;
}

#nav-left {
    display: flex;
    align-items: center;
    gap: 13px;
}

#nav-icon img {
    width: 60px;
}

#nav-title {
    font-size: 24px;
    display: flex;
    gap: 13px;
}

#nav-right {
    display: flex;
    align-items: center;
}

#nav-login {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: white;
}

#body {
    display: flex;
    flex: 1;
}

.body-left {
    width: 300px;
    padding: 10px;
    background: #f9f9f9;
    border-right: 1px solid #ddd;
    overflow-y: auto;
}

#create {
    width: 100%;
    padding: 10px;
    background-color: #e4e6e8;
    border: none;
    border-radius: 13px;
    cursor: pointer;
}

.mg-h-20 {
    margin-top: 20px;
    margin-bottom: 20px;
}

.mg-b-20{
    margin-bottom: 20px;
}

.mg-b-30{
    margin-bottom: 30px;
}

.folder-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background-color: #e9ecef;
    border-radius: 7px;
    cursor: pointer;
}

#folder-left::before {
    content: '📁';
    margin-right: 5px;
}

.folder-title.expanded #folder-left::before {
    content: '📂';
}

.item {
    display: flex;
    align-items: center;
    padding: 5px 10px;
    cursor: pointer;
}

.item #icon {
    width: 20px;
    height: 20px;
    background-color: #ccc;
    margin-right: 10px;

    border-radius: 7px;

    display: flex;
    align-items: center;
    justify-content: center;
}

.body-right {
    flex: 1;
}

iframe {
    width: 100%;
    height: 100%;
    border: none;
}