* {
    box-sizing: border-box;
}

body {
    font-family: "Barlow", sans-serif;
   
}

p {
    font-size: 1.3em;
}
h1 {
    font-size: 1.6em;
    
}
h2 {
    font-size: 1.6em;
    font-weight: 700;
    
}

a {
    color: black;
    
}


header {
    background-image: url("ada_banner.jpeg");
    background-size:cover;
    background-position: center;
    background-color: white;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 3em;
    font-size: 2em;
    height: 250px;
    overflow: hidden;
    z-index: 10;
   
}


section {
    width: 75%;
    float: left;
    position:relative;
    top: 250px;
    padding: 1em;
    margin-bottom: 300px;
}


aside {
    width: 25%;
    padding: 1em;
    position: fixed;
    right: 0;
    top: 250px;
}


.aside-img {
    width: 100%;
    padding-top: 1em;
}


footer {
    clear: both;
    padding: 1em;
    position: relative;
    z-index: 5;
}


.testimonials {
    display: flex;
    flex-direction: row;
    gap: 1em;
    margin-top: 1em;
}

.testimonial-item {
    width: 33%;
    text-align: center;
}

.testimonial-item img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%; 
}

.testimonial-item figcaption {
    margin-top: 0.5em;
    text-align: center;
    font-size: 1.2em;
}