/* -- setting -- */
body {
    font-family: 'Helvetica', sans-serif;
    line-height: 1.6;
    max-width: 800px;
    margin: auto;
    padding: 20px;
}

nav ul {
    display: flex;
    list-style: none;
    padding: 0;
}

nav ul li {
    margin-right: 20px;
}

header {
    border-bottom: 2px;
    solid #333;
    padding-bottom: 20px;

}

section {
    margin-top:20px;
}

.flex-container {
    display: flex;
    gap: 1px;
    align-items: flex-start;
}

.photo-side {
    flex: 0 0 300px;
}

.photo-side img {
    width:70%;
    height: auto;
    border-radius: 5px;
}

.text {
    flex:1;
}

.Layout-Wapper {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.Research-Session {
    flex: 0 0 30%;
}

.Info {
     flex: 0 0 70%;
}

.contact-card {
    background-color: #f9f9f9;
    padding: 20px;
    border-radius: 10px;
    border-left: 5px solid #333;
    margin-top:5px;
}

.contact-card ul {
    list-style: none;
    padding:0;
}

.contact-card li {
    margin-bottom: 5px;
    font-size: 0.95rem;
}

.contact-card strong {
    display: inline-block;
    /*width: 80px;*/
    color: #555;
}

/*Nav*/
nav ul {
    display: flex;
    list-style:none;
    padding: 0;
    margin: 20px 0;
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px; 
}

nav ul li {
    margin-right: 25px;
}

nav ul li a {
    text-decoration:none;
    color: #333;
    font-weight:600;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.SoCProjects {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
}

.SoCProjects img {
    width: 40%;
    height: auto;
    border-radius: 8px;
    display: block;
}
/*SoC Picture*/
.pic1_1 img{
    width: 200px;
    height: auto;
}

.pic1_2 img{
    width: 520px;
    height: auto;
}

.pic1_3 img {
    width: 200px;
    height: auto;
}

.pic1_4 img {
    width: 520px;
    height: auto;
}


.DIC {
    justify-content: center;
    align-items: center;
    display: flex;
    gap:30px;
}

.pic2_1 img {
    width: 300px;
    height: auto;
}

.pic2_2 img {
    width: 400px;
    height: auto;
}

.IoT {
    text-align: center;
}

.IoT_1 img {
    width: 300px;
    height: auto;
}

.IoT_2 img {
    width: 500px;
    height: auto;
}

.IoT_3 img {
    width: 400px;
    height: auto;
}
.IoT_4 img {
    width: 500px;
    height: auto;
}