.protocol-btn-container {
    margin-top: 75px;
    display: flex;
    flex-wrap: wrap;
}

.protocol-btn-frame {
    width: 20%;
    aspect-ratio: 1 / 1;
    text-align: center;
    position: relative;

}

.protocol-btn {
    width: 90%;
    height: 90%;
    background-image: url("https://static.igem.wiki/teams/4377/wiki/common/but.png");
    background-repeat: no-repeat;
    background-size: cover;

    margin: 0 auto;
    line-height: 1.2;
    font-size: 0.5rem;
    border-radius: 10px;

    box-sizing: border-box;
    padding: 35% 20% 0;
}

.protocol-btn:hover {
    box-shadow: rgba(36, 191, 163, 0.4) 0px 0px 0px 5px, rgba(36, 191, 163, 0.3) 0px 0px 0px 10px, rgba(36, 191, 163, 0.2) 0px 0px 0px 15px, rgba(36, 191, 163, 0.1) 0px 0px 0px 20px, rgba(36, 191, 163, 0.05) 0px 0px 0px 25px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 100px;
    left: 0;
    top: -30px;

    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0, 0, 0);
    background-color: rgba(0, 0, 0, 0.6);
}

.modal-content {
    position: relative;
    background-color: #02090E;
    margin: auto;
    padding: 0;
    width: 30%;

    -webkit-animation-name: animatetop;
    -webkit-animation-duration: 0.5s;
    animation-name: animatetop;
    animation-duration: 0.5s
}

@-webkit-keyframes animatetop {
    from {
        top: -300px;
        opacity: 0
    }

    to {
        top: 0;
        opacity: 1
    }
}

@keyframes animatetop {
    from {
        top: -300px;
        opacity: 0
    }

    to {
        top: 0;
        opacity: 1
    }
}

.close {
    padding-right: 0px;
    color: white;
    position: absolute;
    top: 0.4rem;
    right: 0.8rem;
    font-size: 1.2rem;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: #fa0;
    text-decoration: none;
    cursor: pointer;
}

.modal-header {
    padding: 2px 16px;
    background-color: #11574D;
    color: white;
    text-align: center;
}

.modal-header h3 {
    font-weight: normal;
    color: #dddddd;
}

.modal-body {
    padding: 0;
    overflow: hidden;
}

.modal-body iframe {
    display: block;
    margin: 0 auto;
    width: 100%;
    height: 70vh;
}

.modal-footer {
    padding: 0 10px;
    background-color: #11574D;
    color: white;
    text-align: center;
}

.modal-footer a {
    color: #fff;
}

.modal-footer a:hover {
    color: #fa0;
}

.modal-footer p {
    margin: 0;
    padding: 0;
    text-align: center;
}