h1.txt { font-weight: normal; font-size: 100%; line-height: 1em; margin: 0 ;}
h2.txt { font-weight: normal; font-size: 100%; line-height: 1em; margin: 0 ;}
h3.txt { font-weight: normal; font-size: 100%; line-height: 1em; margin: 0 ;}
.b { font-style: normal; font-weight: normal ;}
.strong { font-style: normal; font-weight: normal ;}