/* boostrap将所有盒模型改为border-box,修复可能导致的一些问题 */
.selector-for-some-widget {
    box-sizing: content-box;
}

/* 清除默认样式 */
* {
    padding: 0;
    margin: 0;
}
body {
    font-family: '微软雅黑';
    background-color: #FFFFFF;
    color: #333;
}
ul li,
ol li {
    list-style: none;
}

a {
    text-decoration: none !important;
    color: #333;
}

button {
    outline: none;
    border: none;
}

img {
    display: block;
}

.ellipsis {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
p{
    margin: 0;
}
/* 主要内容宽度 */
.width {
    position: relative;
    box-sizing: border-box;
    margin: 0 auto;
    max-width: 1200px;
    width: 95%;
}
.navbar{
    width: 100%;
    position: absolute;
    top: 0;
    z-index: 1;
    margin: 0 auto;
    padding: 0 10px;
    background-color: rgba(255, 255, 255,0.8);
    box-shadow: 1px 1px 10px rgba(0, 0, 0, 0.1);
}
.navbar a {
    color: #333;
}
.navbar-light .navbar-nav .nav-link {
    color: #000!important;
    white-space: nowrap;
    font-size: 18px;
    padding: 0;
    margin:0 0.5rem;
    margin-top: 3px;
    border-bottom: 3px solid rgba(255, 255, 255, 0);
    line-height: 54px;
}
.navbar-light .navbar-nav .nav-link:hover {
    color: #0867CB!important;
    font-weight: bold;
    border-bottom: 3px solid #0867CB;
}
.dropdown-menu{
    margin-top: -1px;
    min-width: 100%;
    text-align: center;
}
.dropdown-item:hover{
    background-color: #0867CB;
    color: #FFF;
}
.logo{
    position: absolute;
    right: 3%;
    top: 0;
    height: 63px;
    display: flex;
    align-items: center;
    justify-content: center
}
.logo img {
    height: 45px;
}
.banner{
    position: relative;
    box-shadow: 1px 1px 10px rgba(0, 0, 0, 0.4);
    overflow: hidden;
}
.banner-img{
    width: 100%;
}


.footer{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    padding: 20px 0;
    text-align: center;
    background-color: #1D30A6;
}
.footer a{
    color: #fff;
    font-size: 16px;
    line-height: 20px;
}
.back-to-top {
    box-sizing: border-box;
    width: 36px;
    height: 36px;
    cursor: pointer;
    z-index: 99;
    position: fixed;
    bottom: 65px;
    right: -70px;
    background-color: #023996;
    /* display: none; */
    -webkit-transition: all 0.5s ease;
    transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
}
.back-to-top-active{
    background-color: 023996;
    right: 30px;
    transform: rotate(-360deg);
    -webkit-transform: rotate(-360deg);
    -moz-transform: rotate(-360deg);
    -ms-transform: rotate(-360deg);
    -o-transform: rotate(-360deg);
}
.back-to-top img{
    height: 20px;
    margin: 0 auto;
    margin-top: 8px;
    -webkit-transition: all 0.5s ease;
    transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
}
.back-to-top:hover {
        background-color: red;
        transform: rotate(-315deg);
        -webkit-transform: rotate(-315deg);
        -moz-transform: rotate(-315deg);
        -ms-transform: rotate(-315deg);
        -o-transform: rotate(-315deg);
        box-shadow: 0 0 8px 1px #ddd;
}
.back-to-top:hover img{
        transform: rotate(-45deg);
        -webkit-transform: rotate(-45deg);
        -moz-transform: rotate(-45deg);
        -ms-transform: rotate(-45deg);
        -o-transform: rotate(-45deg);
}
@media (max-width: 1600px) {
}
@media (max-width: 1200px) {}
@media (max-width: 1000px) {
    .navbar-light .navbar-nav .nav-link{
        line-height: 36px;
    }
    .navbar{
        padding: 0.5rem;
        position: relative;
    }
    .header-width{
        width: 100%;
    }
}
@media (max-width: 768px) {
    .navbar{
        padding-left: 5%;
        padding-right: 5%;
    }
    .footer{
        font-size: 12px;
     }
}
@media (max-width: 540px) {
    .navbar{
        padding: 0.5rem;
    }
    .back-to-top:hover {
        background-color: #003690;
        transform: rotate(-360deg);
        -webkit-transform: rotate(-360deg);
        -moz-transform: rotate(-360deg);
        -ms-transform: rotate(-360deg);
        -o-transform: rotate(-360deg);
        box-shadow: 0 0 8px 1px #ddd;
    }
    .back-to-top:hover img{
        transform: rotate(0);
        -webkit-transform: rotate(0);
        -moz-transform: rotate(0);
        -ms-transform: rotate(0);
        -o-transform: rotate(0);
}
}
@media (min-width: 768px) {
}
@media (min-width: 992px) {
    .navbar-light .navbar-nav .nav-link{
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    
 }