.modal-content {
    border: solid 1px #ddd;
    box-shadow: 0 0 15px 3px rgb(0 0 0 / 12%);
}

.modal-hhtpl {
    height: 500px;
    width: 100%;
    overflow: hidden;
    margin: 0;
    padding: 0;
}
.modal-hhtpl .hhtpl-sidebar {
    background: #fafafa;
    height: 500px;
    overflow: hidden;
    margin: 0;
    padding: 0;
    border-right: solid 1px #e5e5e5;
    position: relative;
    width: 20%;
    float: left;
}
.modal-hhtpl .hhtpl-sidebar .list-group-item:nth-child(1) {
    border-top: none;
}

.modal-hhtpl .hhtpl-sidebar .active {
    background: #38a0f4;
    border: none;
    color: #fff;
}
.modal-hhtpl .hhtpl-sidebar .list-group-item {
    border-radius: 0 !important;
    border-left: 0;
    border-right: 0;
}
.modal-hhtpl .hhtpl-main {
    height: 550px;
    background: #fff;
    overflow: hidden;
    padding: 0;
    margin: 0;
    width: 78%;
    float: right;
}

.modal-hhtpl .hhtpl-main .tpl-block {
    width: 100%;
    margin: 10px auto;
    overflow: auto;
    height: 490px;
    overflow-x: hidden;
}
.modal-hhtpl .hhtpl-main .hhtpldiv {
     width: 360px;
     height: auto;
     overflow: hidden;
     margin: 10px auto;
     border: dashed 2px #dcdcdc;
     cursor: pointer;
     padding: 10px;
     box-sizing: border-box;
     overflow-x: auto;
}