.btn-group{
    width: 100%;
}

.btn-group span{
    margin-left: 15px;
    line-height: 34px;
}

.container{
    padding: 10px 15px;
}

#R{
    text-align: center;
    width: 300px;
    margin: 0 auto 10px;
}

table {
    display: block;
    width: 100%;
    overflow: auto;
}

table tr {
    background-color: #fff;
    border-top: 1px solid #ccc;
}

table th,
table td {
    padding: 5px;
    border: 1px solid #ddd;
    text-align: center;
}

table th {
    font-weight: bold;
    background-color: #f8f8f8;
}

table .td-overflow {
    min-width: 30px;
    max-width: 800px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

table .td-left {
    text-align: left;
}

.td-index {
    min-width: 30px;
}

.alert{
    margin-bottom: 2px;
}