.content_b{
    padding: 140px 0 100px 0;
    background:#e9ecef;
   }
.content_b h1{
       padding: 0 0 50px 100px;
       font-size: 3.5rem;
       font-weight: 400;
       color: #333;
       margin: auto;
 }
.content_b p{
   font-size: 1.5rem;
   padding: 0 0 0 100px;
   color: #6c757d;
   margin: auto;

}