#btnEnviar:disabled {
            background-color: gray;
            cursor: not-allowed;
        } 
#formChasis {
        display: flex;
    	padding-right: 50%;
    	padding-top: 10px;
    	padding-bottom: 10px;
    	flex-direction: row;
    }

    #formChasis .footer-newsletter__form-input {
        background-color: #4c4c4c00 !important;
        border: 1px solid #919191 !important;
        color: #333;
        text-transform: uppercase;
    }

    input#correo {
        color: #000;
    }

    .btn-secondary, .btn-secondary.disabled, .btn-secondary:disabled {
    	margin-top: initial !important;
	}

	input#correo {
    		margin-right: 7px;
	}

	 /* responsive */
	@media (max-width: 575.98px) {
	#formChasis {
    	padding: 0;
	}
	}