.page_container {
    padding: 15px;
    border-radius: 5px;
    background: white;
    box-shadow: 2px 2px 10px -2px rgba(0,0,0,.1)
}

/* Inline Form */

.inline_form {
    display: flex;
    flex-wrap: wrap;
    width: calc(100% + 10px);
    margin: -5px;
}

    .inline_form > div {
        display: flex;
        align-items: center;
        flex-basis: 20%;
        min-width: 200px;
        flex-grow: 1;
        margin: 5px;
    }

        .inline_form > div span {
            flex-basis: 90px;
        }

        .inline_form > div .input {
            flex-grow: 1;
        }