/*remove all default margain and paddings*/
* {
    padding: 0;
    margin: 0;

}

header {
    height: 150px;
    background-color: darkgoldenrod;

}

header h1 {
    text-align: center;
    padding-top: 50px;
    font-size: 50px;
    text-shadow: 1px 1px 15px;

}

img {
    width: 100%;
}