.content {
  max-width: 1350px;
  margin: 0 auto;
  padding: 10px 40px;
  
}
.container {
  width: 100%;
  
}
.card img{
  border-radius: 50%;
  border: 2px solid #140548;
  width: 100%;
  float: left;
  margin-bottom: 10px;
}

.card p {
  text-align: center;
  margin-top: 10px;
}
.card a {
  
  text-decoration: none;
}
.prelegent_name {
  font-size: 16px;
  color: #ea5551;
  font-weight: bold;
}

.modal-title{
  padding-right: 15px;
}

@media (max-width: 500px) {
  .card {
    width: 50%;
    float: left;
    padding: 5px 15px;
    border: none;
    height: 300px;
  }
  
}

@media (min-width: 501px) and (max-width: 700px) {
  .card {
    width: 50%;
    float: left;
    padding: 20px 30px;
    height: 350px;
    border: none;
  }
  .content {
    margin-top: 100px;
  
}
}
@media (min-width: 701px) {
  .card {
    width: 20%;
    float: left;
    padding: 20px 20px;
    height: 320px;
    margin-top: 25px;
    border: none;
  }
  .content {
    margin-top: 130px;
  }
  .main {
    margin-left: 2%;
  }
  
}