body {
    text-align: center;
    /* line-height: 2.5em; */
}

div {
    margin: 5px;
}

input {
    border-radius: 2px;
    border: 1px solid #aaa;
}

input:disabled {
    background-color: #eee;
}

.flex {
    margin: 0;
    display: flex;
    justify-content: center;
}

.right {
    text-align: end;
}