.about {
    width: 100%;
    padding: 4%;
}

.abt2 {
    display: flex;
    align-items: start;
    justify-content: center;
    padding: 2% 1% 2% 1%;
}

.abt3 {
    width: 60%;
}

.abt1 {
    display: flex;
    align-items: start;
    justify-content: center;
    width: 100%;
}

.abt1 hr {
    width: 15%;
    height: 2px;
    margin: 2% 0 2%;
}

.vis, .mis {
    width: 45%;
    padding: 3%;
    margin: 2%;
    box-shadow: 0px 3px 12px rgba(0, 0, 0, 0.15);
    border-radius: 10px;
}

.vis:hover, .mis:hover {
    background-color: green;
    cursor: pointer;
    color: white;

}

.vis:hover {
  border-top-left-radius: 20px;
  border-bottom-right-radius: 20px;
  border-top-right-radius: 0;
  border-bottom-left-radius: 0;
}

.mis:hover {
  border-top-left-radius: 0;
  border-bottom-right-radius: 0;
  border-top-right-radius: 20px;
  border-bottom-left-radius: 20px;
}

.about {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .abt2 {
    display: flex;
    justify-content: space-between;
  }
  
  .abt3,
  .abt4 {
    flex-basis: 45%;
    margin-bottom: 20px;
  }
  
  @media screen and (max-width: 768px) {
    .abt2 {
      flex-direction: column;
    }
    
    .abt3,
    .abt4 {
      flex-basis: 100%;
    }

    .abt1, .vis, .mis, .abt3, .abt4 {
        flex-direction: column;
        width: 100%;
    }
  }