body{

    font-family:Arial, sans-serif;
    background:#f5f5f5;
    margin:0;
    padding:0;
}

.container{

    width:900px;
    margin:50px auto;
    background:white;
    padding:30px;
    border-radius:10px;
    box-shadow:0 4px 12px rgba(0,0,0,0.1);
}

.header{

    display:flex;
    align-items:center;
    margin-bottom:30px;
}

.logo-box{

    width:90px;
}

.logo{

    width:70px;
    height:70px;
    object-fit:contain;
}

.title-box{

    flex:1;
}

.title-box h1{

    margin:0;
    font-size:38px;
    font-weight:bold;
}

form{

    display:flex;
    gap:15px;
}

input{

    flex:1;
    padding:14px;
    font-size:18px;
    border:1px solid #ccc;
    border-radius:5px;
}

button{

    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;

    padding:14px 25px;

    background:#28a745;
    color:white;

    border:none;
    border-radius:5px;

    font-size:18px;
    cursor:pointer;

    transition:0.3s;
}

button:hover{

    background:#218838;
}

button:disabled{

    background:#5cb85c;
    cursor:not-allowed;
}

.loader{

    display:none;

    width:18px;
    height:18px;

    border:3px solid rgba(255,255,255,0.4);
    border-top:3px solid white;

    border-radius:50%;

    animation:spin 1s linear infinite;
}

@keyframes spin{

    0%{
        transform:rotate(0deg);
    }

    100%{
        transform:rotate(360deg);
    }
}

.progress-container{

    display:none;
    align-items:center;
    gap:15px;

    margin-top:20px;
}

.progress-track{

    flex:1;
    height:14px;

    background:#eee;
    border-radius:7px;

    overflow:hidden;
}

.progress-fill{

    height:100%;
    width:0%;

    background:#28a745;

    border-radius:7px;
    transition:width 0.3s ease;
}

.progress-text{

    min-width:220px;
    font-size:14px;
    color:#555;
    text-align:right;
}

table{

    width:100%;
    margin-top:30px;
    border-collapse:collapse;
}

table,
th,
td{

    border:1px solid #ddd;
}

th{

    background:#28a745;
    color:white;
}

th,
td{

    padding:12px;
    text-align:left;
}