#logo img {
    width: 100px;
}

.call-me {
    position: fixed;
    bottom: 50px;
    left: 50px;
    z-index: 555;
    background-color: rgb(4, 81, 248);
    border: white 5px solid;
    border-radius: 20px;
    padding: 10px;
    color: aliceblue;
    font-size: 1.2em;
}