.small-header{
    display: none;
}
.call-btn{
    background-color: sandybrown;
    color: black;
    font-size: 22px;
    font-weight: 500;
    outline: none;
    border: none;
    border-radius: 10px;
    padding: 10px;
}

@media screen and (max-width:764px){
    .small-header{
        display: block;
    }
}