body{
    background-color: #343a40;
    color: antiquewhite;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

.header{
    text-align: center;
    margin-bottom: 20px;
    padding: 15px;
    font-style: oblique;
    font-size: larger;
    transition-duration: 0.3s;
}

.header:hover{
    letter-spacing: 3px;
    transition: 0.3s;
}

.buttons{
    display: flex;
    align-items: center;
    justify-content: center;
}
.button{
    padding:100px;
    font-size: x-large;
    font-style: oblique;
    font-weight: 900;
    transition-duration: 0.3s;
}
#close{
    background-color: crimson;
}

#open{
    background-color: rgb(95, 255, 47);
}

.button:hover{
    padding: 125px;
}