.fallowe {
    --bg-color: #fff;
    display: inline-block;
    width: 30px;
    scale: 0;
    position: absolute;
    aspect-ratio: 1/1;
    background-color: var(--bg-color);
    border-radius: 100%;
    -webkit-border-radius: 100%;
    -moz-border-radius: 100%;
    -ms-border-radius: 100%;
    -o-border-radius: 100%;
    animation: mouseFallower 0.4s linear 1;
    -webkit-animation: mouseFallower 0.4s linear 1;
    z-index: -99;
}

@keyframes mouseFallower {
    0% {
        scale: 0;
        opacity: 0;
    }

    50% {
        opacity: 0.3;
    }

    100% {
        scale: 1;
        opacity: 0;
    }
}

.moveEff {
    animation: moveUpEff var(--time-anim) infinite alternate ease-in;
    -webkit-animation: moveUpEff var(--time-anim) infinite alternate ease-in;
}

@keyframes moveUpEff {
    0% {
        transform: translateY(0);
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
    }

    100% {
        transform: translateY(20px);
        -webkit-transform: translateY(20px);
        -moz-transform: translateY(20px);
        -ms-transform: translateY(20px);
        -o-transform: translateY(20px);
    }
}

.portfolio-card:nth-child(2) {
    transition-delay: 0.2s;
}

.portfolio-card:nth-child(3) {
    transition-delay: 0.4s;
}

.portfolio-card:nth-child(4) {
    transition-delay: 0s;
}

.portfolio-card:nth-child(5) {
    transition-delay: 0.2s;
}

.portfolio-card:nth-child(6) {
    transition-delay: 0.4s;
}

.skill-card:nth-child(2) {
    transition-delay: 0.3s;
}

.skill-card:nth-child(3) {
    transition-delay: 0.6s;
}