a.navbar-brand {
    white-space: normal;
    text-align: center;
    word-break: break-all;
}

/* Provide sufficient contrast against white background */
a {
    color: #0366d6;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.nav-pills .nav-link.active, .nav-pills .show > .nav-link {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

/* Sticky footer styles
-------------------------------------------------- */
html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.border-top {
    border-top: 1px solid #e5e5e5;
}

.border-bottom {
    border-bottom: 1px solid #e5e5e5;
}

.box-shadow {
    box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05);
}

button.accept-policy {
    font-size: 1rem;
    line-height: inherit;
}

/* Sticky footer styles
-------------------------------------------------- */
html {
    position: relative;
    min-height: 100%;
}

body {
    /* Margin bottom by footer height */
    margin-bottom: 60px;
}

.footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    white-space: nowrap;
    line-height: 60px; /* Vertically center the text there */
}



#back-top {
    position: fixed;
    bottom: 60px;
    right: 2%;
    z-index: 100;
}

#back-end {
    position: fixed;
    bottom: 20px;
    right: 2%;
    z-index: 100;
}


/* message box */

#message_box_outside {
    position: fixed;
    top: 40px;
    left: 50%;
    transform: translate(-50%, -50%);
    /* 50%为自身尺寸的一半 */
    z-index: 2000;
}

.message_box_inside {
    margin-top: 10px;
    color: white;
    min-height: 40px;
    min-width: 200px;
    border-radius: 10px;
}

.cc-display {
    justify-content: center;
    align-items: center;
    display: flex;
    display: -webkit-flex;
}

/* 天地图样式*/
#mapDiv {
    width: 100%;
    height: 480px;
}