.sharebutton {
    margin-top: 2px;
    border: 2px solid black;
    margin-bottom: 3px;
    border-radius: 5px;
    padding: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
}

.sharebutton:hover {
    border-radius: 3px;
    font-size: 18px;
    transition: all 0.2s ease;
}

.long-textbox {
    margin-top: 2px;
    border-radius: 5px;
    font-size: 14px;
    transition: all 0.2s ease;
    width: 100%;
    box-sizing: border-box;
    height: 3000px
}

body {
    margin: 3px;

}

@media (min-width: 600px) {
    .sharebutton {
        width: 49%;
        display: inline-block;
        margin-right: 2px;
    }


    .sharebutton,
    .long-textbox {
        font-size: 16px;


        .long-textbox {
            font-size: 14px;

        }
    }
}