.w_content {
    display: flex;
    flex-flow: row wrap;
    background: #EFEFEF;
}

.left_panel {
    display: flex;
    flex-flow: column wrap;
    width: 110px;
    padding: 20px 10px 10px 30px;
}

.lp_note {
    font-style: italic;
    color: #1F2833;
    font-size: 12px;
}

.collapsible {
    width: 100%;
    background-color: #EFEFEF;
    border: none;
    outline: none;
    text-align: left;
    padding: 10px 0px 10px 5px;
    font-size: 14px;
    font-weight: bold;
    color: #1F2833;
    cursor: pointer;
    transition: background-color 0.2s linear;
}

.lp_content {
    display: flex;
    flex-flow: column nowrap;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-in-out;
}

.lp_content > a {
    text-decoration: none;
    color:#1F2833;
    padding: 10px 0px 0px 20px;
    font-size: 12px;
    cursor: pointer;
}

.right_panel {
    width: 1041px;
}

.rp_iframe {
    width:100%;
    height:1100px;
}