Looking at your horoscope we see that your Ascendant is Libra and 7th house which is the prime house of marriage is ruled by Aries. Its lord is Mars which is placed in the 11th house of gains with Venus. Rahu in the 3rd house aspects the 7th house of marriage. Rahu aspect on the 7th house is not good.
Your life partner will be energetic, active, smart, charming, attractive personality. Your 7th house and 7th lord is weak and hence matching of the horoscope is important for marital happiness.