#smallBox {
    text-align: center;
    margin: 10px;
}
h1 {
    margin: 5px;
}
#smallBox input {
    padding: 10px;
    width: 500px;
    margin-bottom: 20px;
}

#bigBox {
    width: 80%;
    display: flex;
    flex-flow: row nowrap;
    margin: auto;
    gap: 25px;
}

.enterStringSection {
    display: flex;
    flex-flow: column wrap;
    width: 100%;
}

.enterStringSection * {
    width: 100%;
    margin: 2px;
}