.open-sans-normal {
    font-family: "Open Sans", sans-serif;
    font-optical-sizing: auto;
    font-style: normal;
    font-variation-settings:
        "wdth" 100;
}

main {
    max-width: 1140px;
    margin: 0 auto;
}

/* shared style */
.text-primary {
    color: #FD6E0A;
}

.dark-2 {
    color: #474747;
}

.btn-primary {
    background-color: #FD6E0A;
    font-weight: 700;
    color: white;
    padding: 18px 35px 19px 36px;
    border-radius: 5px;
    font-size: 20px;
    border: none;
}

.header {
    background-image: url(../images/developer.png), url(../images/header_bg.png);
    background-repeat: no-repeat;
    background-position: top left, bottom right;
}

.section-tittle {
    font-size: 35px;
    font-weight: bold;
    color: #181818;
}

.section-des {
    font-size: 18px;
    color: #757575;
}

.secondary-background {
    background-color: #FFF8F3;
    ;
}

.text-center {
    text-align: center;
}

/* nav style */
nav {

    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 200px;

}

.nav-tittle {
    font-size: 45px;
    font-weight: 800;
}

nav ul li {
    list-style: none;
    margin-right: 51px;
    ;
}

nav ul a {
    text-decoration: none;
    font-size: 20px;
}

nav ul {
    display: flex;
    align-items: center;
}

/* banner style */
.banner {
    display: flex;
    justify-content: space-between;
    margin: 0px 35px 0px 200px;
}

.banner-content {
    max-width: 585px;
}

.banner-greeting {
    font-size: 45px;
    font-weight: 600;

}

.banner-tittle {
    font-weight: bold;
    font-size: 85px;
}

.banner-pic {
    width: 584px;
    height: 676px;
}

/* about me style */
.about {
    border-radius: 10px;
    background-color: #FFF8F3;
    padding: 131px 157px 131px 156px;
    margin-top: 130px;
    text-align: center;
}

.about-items {
    display: flex;
    justify-content: space-around;
}

.item-tittle {
    font-size: 20px;
    color: #757575;
}

.item-des {
    font-size: 20px;
    font-weight: 700;

}


/* skill section styles */

.skill-container {
    display: flex;
    gap: 24px;
    margin-top: 50px;
}

.skill {
    padding: 0px 33px 30px 30px;
    border-radius: 5px;
    background-color: #FFFFFF;
    box-shadow: 0px 6px 50px 0px rgba(0, 0, 0, 0.06);
}

main section {
    margin-top: 130px;
    margin-bottom: 130px;
}

/* resume section style */

.resume-container {
    display: flex;
    gap: 24px;
}

.column-tittle {
    font-size: 30px;
    font-weight: bold;
    color: #474747;
    margin-bottom: 30px;
}

.exprrience-tittle {
    font-size: 25px;
    font-weight: bold;
    color: #474747;
    margin-bottom: 10px;
}

.experience-sub-tittle {
    font-size: 20px;
    color: #757575;
    margin-bottom: 20px;
}

.experience-des {
    font-size: 16px;
    color: #757575;
}

.resume hr {
    margin-top: 30px;
    margin-bottom: 30px;
}

.resume button {
    margin-top: 50px;
}

/* footer style  */

footer {
    display: flex;
    gap: 100px;
    padding: 130px 230px;
}

.footer-column {
    width: 50%;
}

footer input[type="text"],
footer input[type="email"],
footer textarea {
    height: 64px;
    width: 100%;
    border-radius: 5px;
    border: none;
    padding: 10px 20px;
    display: block;
    background-color: white;
    margin-bottom: 24px;

}

/* responsiveness */
.hide {
    display: none;
}

@media screen and (max-width: 576px) {
    .header{
        background-image: none;
    }
    .banner{
        margin: 20px;
    }
    .banner-pic{
        width: 100%;
        height: auto;
    }

    .btn-primary{
        margin-bottom: 20px;
    }

    nav > ul{
        gap: 20px;
    }

    .skill-container,
    .resume-container,
    .about-items, .banner,nav, nav > ul,
    footer {
        flex-direction: column;
    }

    footer,
    .about {
        padding: 20px;
    }

    .footer-column {
        width: 100%;
    }

    footer input[type="text"],
    footer input[type="email"],
    footer textarea {
        width: calc(100% - 40px);
    }
}