.about_main {
    display: flex;
    text-align: justify;
    margin-top: 80px;
    line-height: 2em;
    padding: 20px;
    height: 100dvh;
}
.about_hr1, .about_hr2 {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.about_hr1 {
    margin-bottom: 20px;
}
.about_hr2 {
    margin-top: 20px;
}
.about_hr1 hr, .about_hr2 hr {
    height: 5px;
    outline: none;
    border: none;
    border-radius: 30px;
    margin-bottom: 2px;
}
.line1 {
    background-image: linear-gradient(to bottom right, aqua, black);
    width: 80px;
}
.line2 {
    background-image: linear-gradient(to bottom right, black, aqua);
    width: 160px;
}
.line3 {
    background-image: linear-gradient(to bottom right, aqua, black);
    width: 240px;
}
.about_img {
    display: none;
}
.error_section {
    height: 100dvh;
}
.error_section a {
    color: blue;
    text-decoration: none;
}

@media only screen and (min-width: 600px) {
    .about_main {
        display: grid;
        grid-template-columns: 0.5fr 1fr;
        gap: 15px;
        margin-top: 150px;
        margin-bottom: 200px;
    }
    .about_img {
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        background-image: linear-gradient(to bottom left, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.466));
    }
    .about_img img {
        width: 50%;
        border-radius: 20px;
        border-bottom: 2px solid red;
        box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
    }
}