body {
    margin: 0;
    width: 100%;
    font-family: "Exo", sans-serif;
    color: #fff;
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 100%;
    background-repeat: no-repeat;
    background-attachment: fixed;
    text-align: center;
}
h1 {
    font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-size: 50px;
}
button {
    margin: 2px;
}

#add-topic {
    background-color: rgb(133, 130, 128);
    padding: 8px 15px;

}
.topics, .add-button {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    background-color: #008CBA;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
}

.wrapper {
    width: 80%;
    margin-left: 10%;
}

.masonry { 
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    column-count: 5;
    column-gap: 1em;
    
}           
.masonry-brick {
    background-color: #eee;
    display: inline-block;
    margin: 1em;
    max-width: 200px;
    color: black;
    padding: 4px;
}
@media screen and (max-width: 1350px) {
    .masonry {
        column-count: 4;
        column-gap: 4em;
       }
}

@media screen and (max-width: 980px) {
   .masonry {
        column-count: 3;
        column-gap: 3em;
   }
}


@media screen and (max-width: 768px) {
    .masonry {
        column-count: 2;
        column-gap: 3em;
    }
}

@media screen and (max-width: 640px) {
    .masonry {
        column-count: 1;
        column-gap: 1em;
    }
}