.atto_image_preview {
    width: 100%;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
}
.atto_image_preview_box {
    max-height: 200px;
    margin-bottom: 1em;
    overflow: auto;
}

.editor_atto_content img {
    cursor: pointer;
}

.atto_image_size {
    display: inline-block;
}
.atto_image_size input[type=checkbox] {
    margin-left: 1em;
    margin-right: 1em;
}
.atto_image_size input[type=text] {
    width: 3em;
}
.atto_image_size label {
    display: inline-block;
}

.atto_image_button_text-top {
    vertical-align: text-top;
    margin: 0 0.5em;
}

.atto_image_button_middle {
    vertical-align: middle;
    margin: 0 0.5em;
}

.atto_image_button_text-bottom {
    vertical-align: text-bottom;
    margin: 0 0.5em;
}

.atto_image_button_text-top.img-responsive,
.atto_image_button_middle.img-responsive,
.atto_image_button_text-bottom.img-responsive {
    max-width: calc(100% - 1em);
}

.atto_image_button_left {
    float: left;
    margin: 0 0.5em 0 0;
    max-width: calc(100% - 1em);
}

.atto_image_button_right {
    float: right;
    margin: 0 0 0 0.5em;
    max-width: calc(100% - 1em);
}