style

.top {
    font-family: 'Product Sans';
    letter-spacing:1px;
    text-align: center;
    padding : 0.1%;
    background-color: aquamarine;
    border-radius: 0px 0px 30px 30px;
    box-shadow: 0px 0px 10px aquamarine;
    transition:0.2s;
    position: fixed;
    top:0px;
    left:0px;
    right:0px;
}

    .top:hover {
        background-color: #63feca;
        color: white !important;
        letter-spacing: 7px;
        text-align: center;
        transition: 0.2s;
    }