@media only screen and (max-width: 400px) {
    .phone{
        position: absolute;
        right: 0px;
    }
}

.arrow-right:before {
    border-left: 5px solid white;
    border-top: 5px solid white;
    width: 25px;
    content: '';
    height: 25px;
    transform: rotate(-225deg);
    margin-right: 15px;
    float: right;
    z-index:1;
} 

.arrow-left:after {
    border-left: 5px solid white;
    border-top: 5px solid white;
    width: 25px;
    content: '';
    height: 25px;
    transform: rotate(-45deg);
    margin-left: 15px;
    float: left;
    z-index:1;
} 

nav{
    position: fixed;
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    background-color: #71bb89;
    font-size: 28px;
    box-shadow: 0px 0px 3px 0px black inset;
    transform: matrix(1, 0, 0, 1, 0, -200);
    z-index: 3;
}

#about-us, #services, #why-us {
    font-weight: 300;
    font-style: normal;
    line-height: 1.3;
    text-transform: none;
    font-size: 40px;
    text-align: center;
}

nav > h3 > a{
    color: white;
    text-decoration: none;
    margin: 20px;
    font-size: 28px;
    font-weight: normal;
}

h3{
    display: block;
    font-size: 1.5em;
    margin-block-start: 0.83em;
    margin-block-end: 0.83em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
}

.link{
    margin-top: 0px;
    margin-bottom: 0px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media only screen and (max-width: 400px) {

    nav{
        position: fixed;
        width: 100%;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        background-color: #80D39B;
        z-index: 1;
        font-size: 18px;
        box-shadow: 0px 0px 3px 0px black inset;
    }

    

}

@media only screen and (max-width: 700px) {

    nav{
        transform: matrix(1, 0, 0, 1, 0, -150);
    }

}