.all-content {
    display: flex;
    align-items: center;
    justify-content: center;

}

.header {
    text-align: center;
    font-weight: 200;
    font-family: sans-serif;
    font-size: 18px;
    color: lightskyblue;
}


a {
    text-decoration: none;
    color: black;  
}

a:link,
a:visited {
    color: black;
}

li {
    list-style-type: none;
}
.first-3 {
    width: 300px;
    height: 400px;
    background-color: aquamarine; 
    margin-inline: 0px;
    margin-block: 20px;
    text-align: center; 
    /* background-color: black; */
}

.first-3 li {
    margin-left: 20px;
}

.last-3 {
    width: 300px;
    height: 400px;
    background-color: aquamarine; 
    margin-block: 20px;
}

p {
    font-size: 18px;
}

.ass-1, .ass-2, .ass-3 { 
    font-size: 18px;
    margin-left: 80px;
    margin-block: 40px;
}

.ass-4, .ass-5, .ass-6 {
    width: 200px;
    font-size: 18px;
    text-align: center;
    margin-block: 40px;
}

span {
    border: 1px solid #0065AE;
    border-top-left-radius: 30px;
    border-top-right-radius: 30px;
    border-bottom-right-radius: 30px;
    border-bottom-left-radius: 30px;
    padding-inline: 10px;
    padding-block: 6px;
    margin-inline: 10px;
}