footer {
    background: radial-gradient(black 15%, transparent 16%) 0 0, radial-gradient(black 15%, transparent 16%) 8px 8px, radial-gradient(rgba(255, 255, 255, 0.1) 15%, transparent 20%) 0 1px, radial-gradient(rgba(255, 255, 255, 0.1) 15%, transparent 20%) 8px 9px;
    background-color: #282828;
    background-size: 16px 16px;
    border-top: none;
    color: white;

    a {
        color: white;
    }
}

.footer-heading {
    font-size: 18px;
    margin-bottom: 0;
    padding-top: .75em;
}

.contact-list,
.social-media-list {
    list-style: none;
    margin-left: 0;
}

.footer-col-wrapper {
    font-size: 15px;
    color: $grey-color;
    display: inline-flex;
    margin-top: 1em;
}

.footer-col {
    padding-left: $spacing-unit / 2;
}

.footer-col-1 {
    width: -webkit-calc(35% - (#{$spacing-unit} / 2));
    width: calc(35% - (#{$spacing-unit} / 2));
}

.footer-col-2 {
    width: -webkit-calc(20% - (#{$spacing-unit} / 2));
    width: calc(20% - (#{$spacing-unit} / 2));
}

.footer-col-3 {
    width: -webkit-calc(45% - (#{$spacing-unit} / 2));
    width: calc(45% - (#{$spacing-unit} / 2));
}

@include media-query($on-laptop) {
    .footer-col-1,
    .footer-col-2 {
        width: -webkit-calc(50% - (#{$spacing-unit} / 2));
        width: calc(50% - (#{$spacing-unit} / 2));
    }

    .footer-col-3 {
        width: -webkit-calc(100% - (#{$spacing-unit} / 2));
        width: calc(100% - (#{$spacing-unit} / 2));
    }
}

@include media-query($on-palm) {
    .footer-col {
        float: none;
        width: -webkit-calc(100% - (#{$spacing-unit} / 2));
        width: calc(100% - (#{$spacing-unit} / 2));
        padding-left: unset;
    }

    #footer_description, #footer-gravatar, #atom,
    .footer-heading, #license-link {
        display: none;
    }

    #license {
        font-size: 9px;
    }

    footer {
        text-align: center;
    }

    .social-media-list {
        display: flex;
        margin-top: 1em;
        padding-right: unset;
    }

    #motto {
        display: none;
    }
}

#footer-gravatar {
    text-align: center;
    img {
        margin-top: 1em;
        clip-path: circle();
        width: 100px;
    }
}

#license {
    font-style: small;
    text-align: center;
}

#atom {
    width: 4em;
}

#build-time {
    color: gray;
    font-family: monospace;
    font-size:x-small;
    text-align: center;
}