* {
    padding: 0;
    margin: 0;
    border: none;
    box-sizing: border-box;
    outline: none;
    vertical-align: middle;
}
.full {
    width: 100%;
}
.section-wrapper {
    max-width: 750px;
    width: 100%;
    margin: 0 auto;
}
.img-groups {
    width: 95%;
    margin: 0 auto 10px;
}
.img-groups img {
    width: 100%;
    margin-bottom: 10px;
}