*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial,Helvetica,sans-serif;
}

body{
    background:#f5f7fb;
}

.container{
    max-width:900px;
    margin:40px auto;
    padding:20px;
}

header{
    margin-bottom:25px;
}

header h1{
    font-size:36px;
    color:#111827;
}

header p{
    color:#6b7280;
    margin-top:8px;
}

.editor{
    background:#fff;
    border-radius:16px;
    padding:25px;
    box-shadow:0 10px 30px rgba(0,0,0,.08);
}

textarea{
    width:100%;
    height:320px;
    border:none;
    resize:none;
    outline:none;
    font-size:18px;
    line-height:1.6;
}

.bottom{
    display:flex;
    gap:15px;
    margin-top:20px;
}

select{
    flex:1;
    padding:14px;
    border-radius:10px;
    border:1px solid #ddd;
    font-size:16px;
}

button{
    background:#2563eb;
    color:#fff;
    border:none;
    border-radius:10px;
    padding:14px 28px;
    cursor:pointer;
    font-size:16px;
}

button:hover{
    background:#1d4ed8;
}

audio{
    width:100%;
    margin-top:20px;
}