html {
    background-image: url("../images/back.jpg");
    background-size: cover;
}

body {
    font-family: Arial, Helvetica, sans-serif;
   
}

#wrapper {
    max-width: 1200px;
    margin: 0 auto;
    background-color: lightskyblue;
    padding: 32px;
}

header {
    background-color: lightgray;
    height: 150px;
    padding: 4px;
    flex-wrap: wrap;
}

header h1 {
    text-transform: uppercase;
    text-align: center;
    color: black;
    line-height: 100px;

}

header h2 {
    font-variant: small-caps;
    text-align: center;
    color: black;
}

.main_menu {
    padding: 5px 0 5px 0;
    text-align: center;
    line-height: 32px;
    background-color: whitesmoke;
}

ul.main_menu {
    margin-top: 15px;
}

.main_menu li {
    display: inline;
    padding: 0 10px 0 10px;
    font-size: 20px;
}

.main_menu li .fab {
    display: inline-block;
    padding: 12px 16px; 
}

.main_menu a {
    text-decoration: none;
    color: black;
    padding: 8px;
    font-variant: small-caps;
    flex-wrap: wrap;
}
.main_menu a.active {
    background-color: darkcyan;
}

.main_menu a:hover  {
    color: darkcyan;
}

.heading1, .heading2, .heading3, .heading4 {
    min-height: 25vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 50px;
    text-transform: uppercase;
    font-weight: 700;
    color: black;
    flex-wrap: wrap;
}  
.heading1, .heading3 {
    background-color: lightgray;
}
.heading2, .heading4 {
    background-color: darkcyan;
}
.card {
    padding: 25px;
}

.work-images {
    width: 100px;
    height: 100px;
}

    #branches {
    padding: 20px 0;
    background: #3498DB;
    text-align: center;
    color: #fff;
    font-family: ‘Source Sans Pro’, sans-serif;
    font-size: 1.6rem;
    line-height: 1.3;
    text-rendering: optimizeLegibility;
    }
.img-me {
    width: 250px;
    background-position: left;
}

    .card {
        display: inline-block;
    }

    .container {
    max-width: 85%;
    width: 960px;
    margin: 0 auto;
    flex-wrap: wrap;
    }
    
    .heading {
    margin: 0;
    font-size: 2.6rem;
    font-weight: 700;
    padding-bottom: 2rem;
    letter-spacing: 0.08rem;
    }
    
    .text {
    margin-bottom: 20px;
    font-size: 2rem;
    line-height: 1.5;
    font-weight: 400;
    letter-spacing: 0.08rem;
    }