header {
transition: background-position-y 1s;
height: 180px;
min-width: 750px;
margin: 5px auto 5px;
border: solid 2px $orange;
border-radius: 10px;
}
.head {
background: linear-gradient(0deg,$orange 0%, $darkOrange 50%, $orange 100%);
background-size: 270px;
}
.head:hover {
background-position-y: 135px;
}