.show-txt {
    height: 30px;
    width: 400px;
    background-color: #eee;
    cursor: not-allowed;
    border: 1px solid #ccc;
    border-radius: 4px;
    display: inline-block;
}

.input-txt {
    height: 30px;
}

.input-txt-b {
    height: 30px;
    width: 400px;
}

.exchange-button, .copy-button {
    width: 60px;
    height: 30px;
    color: #fff;
    background-color: #428bca;
    border: 1px solid transparent;
    border-radius: 4px;
}

.show-textarea {
    background-color: #eee;
    cursor: not-allowed;
    border: 1px solid #ccc;
    border-radius: 4px;
    display: inline-block;
}