.btn-checkin { 
    /*font-weight:bold;*/
    font-size:16px;
    color: #fff;
    background-color: #17A2B8;
    border: 2px solid #343A40;
}

.btn-checkin-up {
    /*font-weight:bold;*/
    font-size: 16px;
    color: #fff;
    background-color: #17A2B8;
    border: 2px solid #17A2B8;
    min-width: 75px;
}

.btn-checkin-down {
    /*font-weight:bold;*/
    font-size: 16px;
    color: #fff;
    background-color: #262626;
    border: 2px solid #262626;
    min-width: 40px;
}