html {
    position: relative;
    min-height: 100%;
    font-size: 120%;
}
body {
    margin-top: 120px;
    margin-bottom: 80px;
}
footer {
    position: absolute;
    bottom: 0;
    width: 100%;
}
@media (min-width: 1200px) {
    .container { max-width: 90%; }
}
button.show_all:not(:hover) {
    background: none !important;
    border: none !important;
}