body {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.short-input {
    width: 100%;
    line-height: 2.5ex;
    height: 12.5ex;
}

.long-input {
    width: 100%;
    line-height: 2.5ex;
    flex: 1;
}