body {
    font-family: 'Courier New', monospace;
}

img {
    display: block;
    width: 40%;
    height: 40%;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

h2 {
    font-size: 50px;
    width: 100%;
    text-align: center;
    border-style: solid;
    margin-bottom: 0px;
}

h5 {
    font-size: 30px;
    width: 100%;
    text-align: center;
    margin-bottom: 10px;
}

p {
    font-size: 20px; 
    width: 60%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 10px;
}

.authors {
    font-size: 20px; 
    width: 60%;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 10px;
}

ul {
    font-size: 20px; 
    width: 60%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 10px;
}

li {
    font-size: 20px; 
    width: 80%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 10px;

}

h3 {
    font-size: 40px;
    width: 100%;
    text-align: center;
}

h4 {
    margin-top: 0px;
    font-size: 30px;
    padding: 4px;
    color: white;
    background-color: black;
    text-align: center;
    border-style: solid;
    margin-left: auto;
    margin-right: auto;
}

.welcome {
    font-size: 30px;
    width: 50%;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.search {
    display: block;
    font-size: 40px;
    font-family: 'Courier New', monospace;
    width: 40%;
    margin-left: auto;
    margin-right: auto;
}
.submit {
    display: block;
    font-size: 40px;
    font-family: 'Courier New', monospace;
    width: 40%;
    margin-left: auto;
    margin-right: auto;
}

button {
    font-family: 'Courier New', monospace;
    display: block;
    color: black;
    background-color: white;
    
    width: 25%;
    padding: 20px;
    font-size: 25px;

    margin-left: auto;
    margin-right: auto;
    margin-top: 30px;
    margin-bottom: 30px;
}

button:hover{
    background-color: yellow;
    border-style: dashed;
    transition: 0.3s;
}