* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Raleway", sans-serif;
}

section {
    width: 65%;
    margin: 6.5rem auto 0;
}

.column {
    column-width: auto;
    position: static;
    column-count: 2;
    column-gap: 25px;
}

.tabs {
    list-style: none;
    display: flex;
    justify-content: space-around;
    margin-bottom: 3rem;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.tabs li {
    font-size: 2rem;
    font-weight: 600;
    color: #2add82;
    cursor: pointer;
    position: relative;
}

.tabs li::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: 3%;
    width: 0%;
    height: 5px;
    background: #2add82;
    border-radius: 30px;
    transition: width 0.5s ease;
}

.tabs li.active::after {
    width: 92%;
}

.container {
    position: relative;
}

.content {
    position: relative;
    top: 0;
    left: 0;
    display: none;
}

.content.active {
    display: block;
    animation: fade 1s ease;
}

.content img {
    width: 100%;
    height: auto;
}

.content p {
    font-size: 1.5rem;
    width: 70%;
    margin: 1rem auto 0rem;
}

@keyframes fade {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@media screen and (max-width: 800px) {
    html {
        font-size: 70%;
    }
    section {
        width: 100%;
        display: block;
    }

    .tabs {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
    }

    .tabs li.active::after {
        width: 59%;
    }

    .content img {
        width: 170%;
        height: auto;
    }
}

@media screen and (max-width: 600px) {
    html {
        font-size: 50%;
    }
    section {
        width: 100%;
    }

    .tabs li.active::after {
        width: 45%;
    }

    .column {
        width: 100%;
    }

    .content .column ul {
        font-size: small;
    }
}

@media screen and (max-width: 400px) {
    html {
        font-size: 50%;
    }
    section {
        width: 100%;
    }

    .tabs li.active::after {
        width: 70%;
    }

    .content .column ul {
        font-size: small;
    }
}