h2.obi {
  color: #fff;/*文字色*/
  border: solid 3px #fd7e16;/*線色*/
  padding: 0.9em;/*文字周りの余白*/
  background: #fd7e16;
}

h2.menu {
font-size:27px;
margin-bottom: 3px;

}

.under {
background: linear-gradient(transparent 50%, #ffff7f 0%);
}

@media only screen and (max-width: 700px){
h2.menu {
font-size:22px;
margin-bottom: 1px;
}
}