*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html{
    scroll-behavior: smooth;
}

body{
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f5f7fb;
}

header{
    text-align: center;
}

header .logo h1{
    margin: 10;
    font-size: 2em;
    color: #2c3e50;
}



.container{
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
}

h1{
    color: #2c3e50;
    text-align: center;
    margin-bottom: 20px;
}

textarea{
    width: 100%;
    height: 150px;
    /* padding: 15px; */
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 4px;
    resize: vertical;
    font-size: 16px;
}

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

select{
    color: #050505;
    padding: 5px;
    border: 1px solid #ddd;
    border-radius: 40px;
    flex-grow: 1;
    margin: 15px;
}

button{
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 40px;
    padding: 12px 20px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover{
    background-color: #2980b9;
}

button:disabled{
    background-color: #95a5a6;
    cursor: not-allowed;
}

.audio-container{
    margin-top: 30px;
    display: none;
}

.audio-container.visible{
    display: block;
}

.loading{
    text-align: center;
    display: none;
}

.loading.visible{
    display: block;
}

audio{
    width: 100%;
    margin-bottom: 15px;
}

.download-btn{
    background-color: #2ecc71;;
}

.download-btn:hover{
    background-color: #27ae60;
}

.error{
    color: #e74c3c;
    padding: 10px;
    display: none;
}

.error.visible{
    display: block;
}

footer{
    text-align: center;
    margin-top: 25px;
    font-size: 0.9em;
    color: #7f8c8d;
}