.palavras {
    padding: 0 15px 15px 15px;
}

    .palavras span {
        background: #b8926d;
        border-radius: 4px;
        border: 2px solid #fff;
        color: #000;
        display: inline-block;
        font-weight: 500;
        margin: 0 1px;
        min-width: 45px;
        padding: 3px 6px;
        text-align: center;
        text-transform: uppercase;
    }