@mixin sm {
    @media only screen and (min-width: 640px) {
        @content;
    }
}

@mixin md {
    @media only screen and (min-width: 768px) {
        @content;
    }
}

@mixin lg {
    @media only screen and (min-width: 1024px) {
        @content;
    }
}

@mixin xl {
    @media only screen and (min-width: 1280px) {
        @content;
    }
}

@mixin xxl {
    @media only screen and (min-width: 1536px) {
        @content;
    }
}

@mixin ellipsis($line: 2) {
    display: -webkit-box;
    -webkit-line-clamp: $line;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}