style.css

body {
    background: #fafafa;
    font-family: "Roboto", -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;   
}

.header{
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    background: #fafafa;
    box-shadow: 0 20px 20px #fafafa;
    font-weight: 650;
    font-size: 2em;
    padding: 40px;
    padding-bottom: 30px;
}

.logout {
    transition: 0.5s;
    float: right;
    padding: 10px;
    background: white;
    border: none;
    border-radius: 5px;
    color: gold;
    font-size: 0.8em;
    font-weight: 600;
    cursor: pointer;
}

.logout:hover {
    transition: 0.5s;
    margin-right: -2px;
    margin-top: 2px;
    color: white;
    background: gold;
}


.content {
    width: 90%;
    margin: auto;
    margin-top: 100px;
}

.card {
    width: 250px;
    max-width: 90%;
    float: left;
    margin: 30px;
    background: white;
    border-radius: 5px;
    overflow: hidden;
}

.card_image {
    width: 100%;
    height: 250px;
    background-image: url("link.png");
    background-size: contain;
    border-radius: 5px 5px 0 0;
}

.card_footer {
    padding: 15px;
    border-radius: 0 0 5px 5px;
    background-color: lightslategrey;
    box-shadow: 0 -10px 10px 5px lightslategrey;
}

.card_link {
    color: white;
    text-decoration: none;
    font-weight: 800;
}

.footer {
    height: 300px;
    margin-top: 100px;
    background-image: url("link.png");
    float: left;
    width: 100%;
}