.index_main .section1 .index_banner .item .inner .block_txt {
    opacity: 1 !important;
}

.cl_nav ul li p {
    font-size: 14px !important;
    padding-left: 25% !important;
    line-height: 2;
}
.cl_nav h2 .arrow {
    margin-left: 15px;
    display: inline-block;
    width: 18px;
    height: 0;
    vertical-align: middle;
    position: relative;
}
.cl_nav h2 .arrow::before,
.cl_nav h2 .arrow::after {
    content: '';
    position: absolute;
    bottom: 3px;
    width: 10px;
    height: 1px;
    background: #888;
    border-radius: 1px;
    transition: transform 0.2s;
}
.cl_nav h2 .arrow::before {
    left: 0;
    transform: rotate(35deg);
}
.cl_nav h2 .arrow::after {
    right: 0;
    transform: rotate(-35deg);
}
/* 展开时变为 /\ */
.cl_nav li.active > h2 .arrow::before {
    transform: rotate(-35deg);
    bottom: 9px;
}
.cl_nav li.active > h2 .arrow::after {
    transform: rotate(35deg);
    bottom: 9px;
}
.cl_nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.cl_nav li {
    position: relative;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background 0.2s;
}
.cl_nav li.active {
    background: #e6f7ff;
}
.cl_nav h2 {
    margin: 0;
    padding: 10px 16px;
    font-size: 16px;
    font-weight: normal;
    display: flex;
    align-items: center;
    cursor: pointer;
}
.cl_nav h2 span {
    color: #bbb;
    margin-right: 8px;
}
.cl_nav h2 a {
    /*color: #333;*/
    text-decoration: none;
    flex: 1;
    display: block;
}
.cl_nav .nav-sub-placeholder {
    background: #fafbfc;
    padding: 8px 32px 8px 32px;
    border-left: 2px solid #40a9ff;
    /* 下方留出空间 */
    margin-bottom: 8px;
    /* 动画效果（可选） */
    animation: fadeIn 0.2s;
}
.cl_nav .nav-sub-placeholder p {
    margin: 0;
    padding: 4px 0;
}
.cl_nav .nav-sub-placeholder a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px);}
    to { opacity: 1; transform: translateY(0);}
}
@media only screen and (max-width: 375px) {
  .nav-hide375 {
    display: none !important;
  }
}