.but1{
padding: 10px 20px;
font-size: 16px;
text-shadow: 2px 2px 3px rgba(0,0,0,0.8);
border-radius: 20px;
background: linear-gradient(to left,orange,red);
}
.but2{
}
.but3{
}
.but1:hover{
background: orange;
background: linear-gradient(to right,orange,red)
}