.sec11{
    max-width: 1500px;
    margin: auto;
    /* margin-top: 100px; */
    padding-bottom: 50px;
    padding: 20px 0px;
    /* background-image: linear-gradient(rgba(0, 0, 0, 0.392),rgba(0, 0, 0, 0.5)), url(image/client\ bg.jpg); */
    background-position: center;
    background-size: 100% 100%;
    padding-bottom: 50px;
   background-color: rgba(211, 211, 211, 0.275);
   overflow: hidden;
  
  }
  .sec11-heading h2{
   text-align: center;
   margin-top: 20px;
   font-size: 45px;
   margin-left: 30px;
   font-weight: bold;
   color: rgb(0, 0, 0);
   padding-bottom: 20px;
 }
 @keyframes slide {
   form{
     transform: translateX(0);
   }
   to{
     transform: translateX(-100%);
   }
 }
 .sec11-boxes{
   display: flex;
   justify-content: space-evenly;
   /* background-color: #054855; */
   /* overflow: hidden; */
   animation: 15s slide infinite linear;
 
 }
 .sec11-boxes:hover{
   animation-play-state: paused;
 }
 .sec11-box{
   width: 210px;
   margin: 10px;
 }
 
 .sec11 .sec11-box img{
   width: 210px;
   height: 140px;
   margin-top: 20px;
   margin: 20px;
   display: inline-block;
   border-radius: 0px;
   padding: 10px;
   background-color: white;
   box-shadow: 0 0 3px gray;
 
 }