/* btn_blue */
.btn_fv {
    color: rgba(255,255,255,.9);
    text-shadow: #2e7ebd 0 1px 2px;
    text-decoration: none;
    text-align: center;
    white-space: pre-line;
    border: 1px solid;
    border-color: #60a3d8 #2970a9 #2970a9 #60a3d8;
    border-radius: 6px;
    outline: none;
    background: #60a3d8 linear-gradient(#89bbe2, #60a3d8 50%, #378bce);
    box-shadow: inset rgba(255,255,255,.5) 1px 1px;
}
.btn_fv:hover {
    color: rgb(255,255,255);
    background-image: linear-gradient(#9dc7e7, #74afdd 50%, #378bce);
}
.btn_fv:active {
    color: rgb(255,255,255);
    border-color: #2970a9;
    background-image: linear-gradient(#5796c8, #6aa2ce);
    box-shadow: none;
}
/* / btn_blue */