.text-black {
    color: #000;
}

table td{
    white-space: nowrap;
}

.browser-tips{
    display: none;
    width: 300px;
    color: orange;
}
.browser-tips i{
    display: block;
    float: left;
    width: 50px;
    padding-top: 4px;
    font-size: 40px;
    text-align: center;
}

.form-group .file-thumb{
    height: 2.4rem;
    line-height: 1.9rem;
    max-width: 2.4rem;
}

.form-group .file-thumb-rect{
    height: 2.4rem;
    line-height: 1.9rem;
    max-width: 4.8rem;
}

.form-group .file-thumb-16-9{
    height: 2.4rem;
    line-height: 1.9rem;
    max-width: 4.27rem;
}

label.preview{
    width: 200px;
    height: 200px; 
    line-height: 200px; 
    text-align: center; 
    border: 1px dashed #ccc; 
    border-radius: 3px;
    font-size: 30px;
    color: #666;
    padding: 0;
    background-size: cover;
    background-position: center;
}
label.preview input{
    display: none;
}

.form-control label{
    margin-bottom: 0;
}

.custom-control-input {
    display: none;
}

.slider-pics{
    margin: 10px;
}

.slider-pics.dz-clickable{
    width: 200px;
    height: 100px;
}

.slider-thumb{
    width: 200px;
}
.slider-thumb .card-img-top{
    max-height: 6.3rem;
}
.slider-thumb .card-body{
    padding: 1rem;
}

/*修正bootstrap4 调用 datepicker 组件化使用的问题*/
.input-append.date .add-on i, .input-prepend.date .add-on i, .input-group.date .input-group-addon span {
    width: auto;
    height: auto;
}

/*表头label样式重置*/
.table th label{
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

.page{
    padding-bottom: 100px;
}

footer{
    position: fixed;
    bottom: 0;
    width: 100%;
}

.card-header {
    font-weight: bold;
}

.nav {

}

.nav .nav-item{
    min-width: 150px;
    text-align: center;
}

.nav-tabs .nav-item{
    text-align: center;
}

.nav-pills .nav-link{
    color: #000;
}



.nav-tabs .nav-link{
    font-weight: bold;
    color: #000;
}

.nav-tabs .nav-link.active{
    background: #007bff;
    color: #fff;
}

.list-group-item {
    padding-left: 3rem;
}