.ie-alert-modal {
    background-color: rgba(0, 0, 0, 0.8);
    display: block;
    height: 100%;
    width: 100%;
    left: 0;
    top: 0;
    position: fixed;
    z-index: 100;
}

.ie-alert-modal.is-closed {
    display: none;
}

.ie-alert-modal-box {
    background-color: #fefefe;
    border-radius: 0.5em;
    box-sizing: border-box;
    max-width: 40em;
    width: 100%;
    padding: 0 2em;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    position: absolute;
}

.ie-alert-modal-header {
    font-size: 2em;
    line-height: 1.5;
    margin: 0.5em 0;
}

.ie-alert-modal-content {
    margin-bottom: 1.5em;
    font-size: 1.25em;
    word-break: break-word;
}

.ie-alert-modal-close {
    top: 0.125em;
    right: 0.125em;
    position: absolute;
    z-index: 1;
    cursor: pointer;
    color: #999;
    font-size: 3em;
    font-weight: bold;
    line-height: .5;
}

.ie-alert-modal-close:hover {
    color: #000;
}

@media screen and (max-width: 44em) {
    .ie-alert-modal-box {
        max-width: calc(100% - 4em);
    }

    .ie-alert-modal-header {
        font-size: 1.5em;
        margin: 0.75em 0 1em;
    }

    .ie-alert-modal-content {
        font-size: 1em;
        margin-bottom: 2em;
    }
}