.clc-box {
    max-width: 420px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    background: #fff;
}

.clc-box input,
.clc-box select {
    width: 100%;
    margin: 8px 0;
    padding: 10px;
}

.clc-box button {
    width: 100%;
    padding: 10px;
    background: #0073aa;
    color: white;
    border: none;
}

#clc-result {
    margin-top: 15px;
}