html{
    scroll-behavior: smooth;
}
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}
.container {
    width: 80%;
    margin: auto;
    /*overflow: hidden;*/
}
header {
    background: #231715;
    color: #fff;
    padding-top: 20px;
    min-height: 60px;
    border-bottom: #7da2e2 3px solid;
    position: sticky;
    top: 0;
}
header a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
}
header ul {
    padding: 0;
    list-style: none;
}
header li {
    float: left;
    display: flex;
    padding: 0 10px 0 10px;
}
header #branding {
    float: left;
}
header #branding h1 {
    margin: 0;
}
header nav {
    float: right;
}
.main {
    padding: 20px;
    background: #fff;
    margin-top: 20px;
}
.main h2 {
    color: #231715;
}
.main p {
    line-height: 1.6;
    margin: 0;
}
.main h3{
    margin: 0;
}
footer {
    background: #231715;
    color: #fff;
    text-align: center;
    padding: 10px;
    margin-top: 20px;
    border-top: #7da2e2 3px solid;
}
.language-buttons {
    text-align: center;
    margin-top: 20px;
}
.language-buttons button {
    margin: 5px;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
}
.experience-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}
.experience-item img {
    width: 100px;
    height: 100px;
    margin-right: 20px;
}
header #buttons {
    float: inline-start;
    padding-left: 10px;
    padding-top: 10px;            
}

/* Extra small devices (phones, 600px and down) */
/* This will work until screens <= 344px */
@media only screen and (max-width: 679px) {
    header {
        padding-bottom: 50px;
    }
    section{
        scroll-margin-top: 140px;
    }
    .mobile_only {
        display: block;
    }
}

/* Small devices (portrait tablets and large phones, 600px and up) */
/* Medium devices (landscape tablets, 768px and up) */
@media only screen and (min-width: 679px) {
    header {
        padding-bottom: 30px;
    }
    section{
        scroll-margin-top: 120px;
    }
    .mobile_only {
        display: flex;
    }
}

/* Large devices (laptops/desktops, 992px and up) */
@media only screen and (min-width: 912px) {
    header {
        padding-bottom: 5px;
    }
    section{
        scroll-margin-top: 100px;
    }
    .mobile_only {
        display: flex;
    }
}