body {
    background: white;
    height: 100%;
    margin: 0;
}

html {
    box-sizing: border-box;
    height: 100%;
}

*,
*:before,
*:after {
    box-sizing: inherit;
}

.frame-container {
    padding: 15px;
    border: 2px solid #aaa;
    height: 100%;
}

.saturation {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: red;
    mix-blend-mode: saturation;
    opacity: 0.3;
    z-index: 3;
    pointer-events: none;
}

.tint {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    mix-blend-mode: color;
    opacity: 0.4;
    z-index: 2;
    pointer-events: none;
}

.texture {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-size: 100% 100%;
    z-index: 1;
    mix-blend-mode: overlay;
}

.frame {
    display: inline-block;
    height: 100%;
    width: 100%;
}

.division-container {
    display: flex;
    height: 100%;
}

.flex {
    flex: 1 1 auto;
}

.flex-direction-column {
    flex-direction: column;
}

.section {
    position: relative;
}

.arrow {
    position: absolute;
    display: inline-block;
    width: 21px;
    height: 15px;
}

.arrow--large,
.arrow--xlarge {
    display: none;
}

@media screen and (min-width: 600px) {
    .arrow--large {
        display: inline-block;
    }

    .arrow--small {
        display: none
    }

    .arrow {
        width: 26px;
        height: 18px;
    }

    .frame-container {
        padding: 20px;
    }
}

@media screen and (min-width: 1500px) {
    .arrow--large {
        display: none;
    }

    .arrow--xlarge {
        display: inline-block;
    }

    .frame-container {
        padding: 25px;
    }
}