label {
        font-family: "Roboto", sans-serif;
        font-weight: bold;
        margin-bottom: 5px;
        color: #333;
        font-size:16px;
    }    
    .oval-dropdown {
    width: 200px;
    padding: 8px 12px;
    border: 1px solid #cfcfcf;
    border-radius: 10px;   /* Oval köşeler */
    background-color: #f7f7f7;
    font-size: 14px;
    outline: none;
    }

    .oval-dropdown:focus {
    border-color: #999;
    background-color: #ffffff;
    }        
    .card { border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.1); }
        .card-header { background-color: #f8f9fa; font-weight: bold; font-size: 1.2rem; }
        .btn-green { background-color: #28a745; color: white; border-radius: 4px; padding: 10px 40px; }
        .btn-green:hover { background-color: #218838; color: white; }