Ghost_Ruby_Theme/assets/css/general/button.css

.button {
    background-color: var(--primary-color);
    border: 0;
    border-radius: 30px;
    box-shadow: var(--shadow-base);
    color: var(--white-color);
    cursor: pointer;
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    line-height: 1;
    outline: none;
    padding: 15px 30px;
    text-align: center;
    text-transform: uppercase;
}