styles.css

* {
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', sans-serif;
}

li, a, button {
    font-weight: 500;
    font-size: 20px;
    color: #146c94;
    text-decoration: none;
}

header{
    background-color: #000000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 2%;
}

.logo{
    cursor: pointer;
}
.navbarLinks {
    list-style: none;
}

.navbarLinks li {
    display: inline-block;
    padding: 0px 20px;
}

.navbarLinks li a {
    transition: all 0.3s ease 0s;
}

.navbarLinks li a:hover {
    color: #19a7ce;
}

button {
    padding: 9px 25px;
    background-color: rgba(0, 0, 0, 1);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease 0s;
}

button:hover{
    background-color: rgba(25, 167, 206, 0.8);
    color: #000000;
}

#banner {
    font-family: 'Monoton';
    font-weight: 400;
    font-size: 6.5rem;
    text-align: center;
    color: #F6F1F1;
    padding-bottom: 20px;
}

.stack {
    padding:8% 5%;
    background-color: #000000;
    color: #F6F1F1;
}

#hack {
    color: #F6F1F1;
    font-size: 2rem;
    font-weight: 700;
    background: rgb(25,167,206);
    background: linear-gradient(90deg, rgba(25,167,206,1) 9%, rgba(20,108,148,1) 48%);
    padding: 8% 10%;
}

#about {
    background-color: #000000;
    color: #F6F1F1;
    font-size: 2rem;
    font-weight: 700;
    padding: 8% 10%;
}

h2 {
    font-family: 'Monoton';
    font-weight: 400;
    text-align: center;
    padding-bottom: 2%;
}

#contact {
    background: rgb(25,167,206);
    background: linear-gradient(90deg, rgba(25,167,206,1) 9%, rgba(20,108,148,1) 48%);
    display: flex;
    justify-content: center;
    padding: 8%;
}

#cont {
    position: relative;
    margin: auto;
    width: 130%;
}