.tabs-cyan li a {
    padding: 0px;
    margin: 10px 20px;
    font-size: 25px;
    border-bottom: 2px solid white;
}

.tabs-cyan li a.active:hover {
    border-bottom: 2px solid black;
}
.tabs-cyan li a.active {
    border-bottom: 2px solid black;
}
.tabs-cyan li a:hover {
    border-bottom: 1px solid black;
}
.tab-content {
    padding: 20px;
}




.my-navbar-brand {
    line-height: 50px;
}

/* .nav-tabs .nav-item {
    text-decoration: underline;
    text-decoration-color: #cbd0d5;
    text-decoration-skip: none;
} */



.dl_title1 {
    margin: 30px 0px;
    border-bottom: 2px solid black;
}

.dl_title2 {
    /* padding: 0px 20px; */
    margin: 50px 20px 20px 20px;
    border-bottom: 2px solid rgb(232, 231, 231);
    width: 400px;
    white-space: nowrap;
}
.dl_title3 {
    /* padding: 0px 20px; */
    margin: 50px 20px 20px 20px;
    border-bottom: 2px solid rgb(232, 231, 231);
    width: 500px;
    white-space: nowrap;
}
.dl_title4 {
    display: flex;
    justify-content: left;
    align-items: center;

    margin: 50px 0px 20px 20px;
    width: 400px;
    white-space: nowrap;
}
.dl_title4_row {
    display: flex;
    align-items: center;
}
.dl_title4_row img {
    /* 设置合适的高度 */
    /* line-height: 48px;  */
    /* 可选，设置图片和标题的间距 */
    margin-right: 10px; 
}
.dl_title4_row h3 {
    margin: 0; /* 可选，去除标题的默认外边距 */
}


.version-info {
    /* margin: 50 0 0 0 !important; */
    padding: 10px !important;
    background-color: #F3F3F3;
    border-width: 2px;
    border-color: rgb(169, 27, 27);
    border-radius: 5px;
}
.version-info ul {
    padding: 0px;
    margin: 0px;
    /* background-color: aqua; */
}
.version-info .tabs-cyan li a {
    border-bottom: 1px solid #b8b6b6;
    /* border-bottom: 2px solid #F3F3F3; */
}
.version-info .tabs-cyan li a:hover {
    border-bottom: 2px solid black;
    /* border-bottom: 2px solid #F3F3F3; */
}

.version-line {
    text-align: center;
}
.version-line li {
    width: 150px;
    display: inline-block;
    text-align: left;

    /* margin: 0px 10px; */
    font-size: 13px;
    color: black;
    /* background-color: antiquewhite; */
}
.version-line li a {
    
    font-size: 13px;
    color: black;
}


.spacerH {
    height: 10px;
}

div .feature-line {
    /* color: black; */
    font-family: Arial, Helvetica, sans-serif;
    padding: 0px;
    margin: 0px 0px 20px 30px;
}
div .feature-line p {
    padding: 0px;
    margin: 0px;
}