body{

    background-color: #010101;
    
    }
    
    .btn-cierre,.btn-cierre2,.btn-cierre3{
    
        position: relative;
    }
    .btn-cierre::after,
    .btn-cierre2::after,
    .btn-cierre3::after{
        content: attr(data-date);
        position: absolute;
        background-color: #ff2600b3;
        top: 0;
        right: -50px;
        color: white;
        width: 200px;
        transform: rotate(17deg) ;
        text-align: center;
        padding: 3px;
        font-weight: bold;
        
    }