.title-style {
    color: rgb(26, 105, 175);
    font-family: Algerian;
    text-align: center;
}
.h2-style {
    color: blue;
}
.sub_title-style {
    color: darkblue;
}

.question-style {
    color: rgb(130, 0, 0);
}
.logo img{
    position: absolute;
    margin-top: 15px;
    margin-left: 10px;
}

body {
    margin: 0;
    background-image: url(background.jpg);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    height: 150vh;
}

.text-style {
    color: rgb(0, 0, 0);
    font-family: Amasis MT Pro;
}
.topnav {
    background-color: rgb(102, 153, 204);
    overflow: hidden;
}

.topnav a {
    float: left;
    background-color: rgb(102, 153, 204);
    color: black;
    text-align: center;
    padding: 15px 16px;
    text-decoration: none;
    font-size: 17px;
    font-family: Calibri;
}

.topnav a:hover {
    background-color: lightblue;
    color: black;
}

.topnav a.active {
    background-color: lightgreen;
    color: black;
}

.wrapper {
    margin:0 100px;
}

.image-grid {
    display: flex;
    flex-wrap: wrap;
    width: 90%;
    margin: 0 auto;
  }
  
  .grid-image {
    display: block;
    flex-basis: 100%;
    padding: 10px;
    box-sizing: border-box;
  }
  .grid-image:hover {
    transform: scale(0.8) rotate(-15deg);
    border-radius: 20px;
    box-shadow: 0 32px 75px rgba(68, 77, 136, 0.2);
}

.full-img {
    width: 100%;
    height: 100vh; 
    background: rgba(0, 0, 0, 0.9);
    position: fixed;
    top: 0; 
    left: 0;
    display: none; 
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.full-img img { 
    width: 90%;
    max-width: 500px;
}

.full-img span {
    position: absolute;
    top: 5%;
    right: 5%;
    font-size: 30px;
    font-family: calibri;
    color: rgb(255, 255, 255);
    cursor: pointer;
}

main {
    background-color: lightblue;
}

@media (max-width: 650px) {
    .wrapper {
        margin: 0 60px;
    }
    .topnav a { 
        font-size: 13px;
    }
    .logo img {
        position: absolute;
        width: 50px;
        margin-top: 15px;
        margin-left: 5px;
    }

}

@media only screen and (min-width: 960px) {
    .grid-image {
      flex-basis: 33.333%;
    }
  }
   
  @media only screen and (min-width: 1280px) {
    .grid-image {
      flex-basis: 25%;
    }
  }
   
  @media only screen and (min-width: 1600px) {
    .grid-image {
      flex-basis: 20%;
    }
  }