.portfolio {
  position:relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 30px;
}
@media (min-width: 900px){
.portfolio {
  margin-top: 50px;
}
 .content {


  position: relative;
  width: 50%;
  max-width: 70%;
  margin: 50px auto;
  text-align: center;
  line-height: 10px;
}
}

.portfolio .block{

  
  height: 200px;
  width: 250px;
  border: 3px solid #00306D ;
  margin: 25px 25px 150px 25px;
  position: relative;
}

.portfolio .block img {

  height: 100%;
  width: 100%;

}

.portfolio .block h3 {
  position: absolute;
  top: -15%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #30353c;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  font-size: 120%;
  width: 250px;
}
.portfolio .block p {
  align-items: center;
  color: black;
  position: absolute;
}