styles.css

html {
    height: 100%;
    background-color: #e3e2df;
    background-size: cover;
}

#welcome_text {
    /*color: #fff2e3;*/
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2%;
    font-family: sans-serif;
    font-size: 2.5em;
    text-shadow: 0 0 3.5px #000;
    font-weight: bold;
}

#map_container {
    /*border: 3px solid white;
    border-radius: 10px; */
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
    margin-top: 1%;
    width: 1250px;
    height: 750px;
    background-color: #e3e2df;
}

#download_button {
    /*margin-left: 335px; */
    margin-left: 17%;
    margin-top: 1.5em;
    padding: 0.5em 1.7em;
    border: 0.16em solid rgb(255, 255, 255);
    border-radius: 2em;
    box-sizing: border-box;
    text-decoration: none;
    font-family: "Roboto", sans-serif;
    font-weight: 300;
    color: #000000;
    text-shadow: 0 0.04em 0.04em rgba(255, 255, 255, 0.253);
    text-align: center;
    transition: all 0.2s;
}

#download_button:hover {
    color: white;
    background-color: #013395;
}