.crisis            {width: 135px; height:135px; display:block; background-color: transparent; background-image: url('images-icons/crisis.png');margin:0px auto;} 
.crisis:hover      {background-color: transparent; background-image: url('images-icons/crisis-hover.png');}

.abuse             {width: 135px; height:135px; display:block; background-color: transparent; background-image: url('images-icons/abuse.png');margin:0px auto;} 
.abuse:hover       {background-color: transparent; background-image: url('images-icons/abuse-hover.png');}

.ixclaims          {width: 135px; height:135px; display:block; background-color: transparent; background-image: url('images-icons/ixclaims.png');margin:0px auto;} 
.ixclaims:hover    {background-color: transparent; background-image: url('images-icons/ixclaims-hover.png');}

.ixcomply          {width: 135px; height:135px; display:block; background-color: transparent; background-image: url('images-icons/ixcomply.png');margin:0px auto;} 
.ixcomply:hover    {background-color: transparent; background-image: url('images-icons/ixcomply-hover.png');}

.ethics            {width: 135px; height:135px; display:block; background-color: transparent; background-image: url('images-icons/ethics.png');margin:0px auto;} 
.ethics:hover      {background-color: transparent; background-image: url('images-icons/ethics-hover.png');}