body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0px;
    background: #f4f7f9;
    color: #333;
    overflow-x: hidden;
}

h1 {
    color: #2c3e50;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 700;
    letter-spacing: 1.5px;
}

.container {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 10px;
    justify-content: center;
    flex-wrap: wrap; 
}

.category {
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    width: 240px;
    flex: 0 0 auto;
    box-sizing: border-box;
}

h2 {
    margin-bottom: 10px;
    font-size: 0.95rem;
    color: #34495e;
    font-weight: 600;
    border-bottom: 2px solid #2980b9;
    padding-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

select {
    width: 100%;
    padding: 8px 10px;
    font-size: 0.95rem;
    border: 2px solid #2980b9;
    border-radius: 5px;
    background-color: #ecf0f1;
    color: #2c3e50;
    cursor: pointer;
    margin-bottom: 8px;
}


select:hover,
select:focus {
    border-color: #1abc9c;
    background-color: #d0f0e6;
    outline: none;
}

option {
    padding: 5px;
}

.color_letra {
    color: red;
}