::-webkit-scrollbar{
    display: none
}

main {
    overflow: hidden
}

/*导航栏*/
h1.navbar-brand {
    font-size: 1rem;
}
@media (max-width: 385px) {
    h1.navbar-brand {
        font-size: 0.87rem;
    }
}

/*图标导航栏*/
/*@media (max-width: 420px) */
a.feature_block {
    color: #000;
    text-decoration: none;
    height: 70px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature_block img {
    width: 20px;
    height: 16px;
    margin: 0 1rem 0 0.5rem;
}

.feature_block .media-body h3 {
    font-size: 1rem;
}

.feature_block .media-body p {
    font-size: 0.5rem;
    line-height: 0.7rem;
    margin-bottom: 0;
    color: #999;
}

/*行业动态——tab*/
/*@media (max-width: 420px) */
.tab-content {
    padding-top: 20px;
}

.tab_content {
    display: flex;
    flex-direction: column;
    margin: 0 5%;
    align-items: center;
}

.tab_content_left {
    width: 100%;

}

.tab_content_right {
    display: none;
}

.tab_content li a {
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    width: 200px;
}


/*示范工程*/
/*@media (max-width: 420px) */
.projectShowPhone {
    width: 80%;
    margin: 0.5rem auto;
}

.projectShowPhone li {
    display: inline-flex;
    width: 8px;
    height: 8px;
    margin: auto 3px;
    text-indent: -999px;
    cursor: pointer;
    border-radius: 8px;
    background-color: #00a4ff;
}

.projectShowPhone li.active {
    width: 10px;
    height: 10px;
    margin: 1px;
    background-color: #00a4ff;
}

.projectInfoPhone {
    padding-bottom: 3rem;
}

.projectInfoPhone img {
    width: 100%;
    height: 220px;
}

.projectInfoPhone h3 {
    margin: 0.83rem 0 0.75rem 0;
    padding: 0 20px;
    font-size: 1.2rem;
    color: #333;
}

.projectInfoPhone p {
    margin: 0.5rem 0;
    padding: 0 1.25rem;
    font-size: 0.8rem;
    line-height: 1rem;
    text-align: left;
    box-sizing: inherit;
    color: #555;
}

.projectShow{
    display: none;
}
.projectShowPhone{
    display: flex;
}

/*页脚和超链接*/
/*@media (max-width: 420px) */
footer {
    padding-top: 20px;
}

.contactInfo, .commonLinkPhone, #copyRight {
    text-align: center;
    position: relative;

}

.sigeeLogo, .commonLink {
    display: none;
}

.contactInfo {
    padding-bottom: 0;
    margin-bottom: 0;
}

.commonLinkPhone {
    display: block;
    top: -30px;
}

.commonLinkPhone ul {
    column-count: auto;
    list-style: none;
    padding-left: 20px;
}

.commonLinkPhone h3 {
    font-size: 1.15rem;
    padding-left: 20px;
}

.commonLinkPhone ul a {
    text-decoration: none;
    font-size: 0.8rem;
    color: #666;
}

#copyRight {
    display: block;
    line-height: 0.7rem;
    margin-bottom: 0;
    top: -40px;
}

/*浮动按钮与窗口*/