simi.css

@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@100&display=swap');

*{
    box-sizing: border-box;
    font-family: Raleway;
    color: #777;
}
html, body{
    margin: 0;
    padding: 0;
}

.nav ul{
    margin: 0;
}

.nav li{
    display: inline;
}

.nav a{
    display: inline-block;
    padding: .5em;
    color: black;
    text-decoration: none;
}

.main-nav{
    text-align: center;
    font-size: 1.1em;
    font-weight: bold;
    border-bottom: 1px solid rgba(255, 255, 255, .3)
}

.main-nav li{
    padding: 0 5%;
}

.nav a:hover{
    background-color: rgba(255, 255, 255,.3)
}
.main-header{
   /* background-color: rgba(0, 0, 0, .6);
    background-image: url("similad.jpeg");
    background-blend-mode: multiply; */
    background-size: cover;
    padding-bottom: 30px;
}

.content-section{
    margin: 1em;
}

.container{
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5em;
}

.section-header{
    font-family: "Metal Mania";
    font-weight: normal;
    color: #333;
    text-align: center;
    font-size: 2.5em;
}

/*.about-us-image{
    height: 600px;
    width: 600px;
}*/

.row{
    width: 1800px;
    /*padding: 0 1.5em;
    display: block;*/
    height: 1800px;
    border: 5px;
    margin: 20px;
    position: absolute;
}

.column{
    width: 400px;
    height: 400px;
    padding: 10px;
    float: left;
}

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

.aboutpara{
    text-align: center;
}