.window-box {
    border-radius: 4px;
    overflow: hidden;
    width: 100%;
}

.window-box>.header {
    align-items: center;
    background: #686C68;
    display: flex;
    padding: 10px;
}

@media screen and (min-width: 960px) {
    .window-box>.header {
        padding: 16px;
    }
}

.window-box>.body {
    background: #FFFFFF;
    padding: 28px 16px 40px;
}