nav .fas{
    display: none;
}

@media only screen and (max-width: 600px){
    #header{
        background-image: url(Images/phone_background1.png);
    }

    .header-text{
        margin-top: 160%;
        font-size: 16px;
    }

    .header-text h1{
        font-size: 30px;
    }

    nav .fas{
        display: block;
        font-size: 25px;
    }

    nav ul{
        background: #ff004f;
        position: fixed;
        top: 0;
        right: -200px;
        width: 200px;
        height: 100vh;
        padding-top: 50px;
        z-index: 2;
        transition: right 0.5s;
    }

    nav ul li{
        display: block;
        margin: 25px;
    }

    .scrollB{
        width: 100%;
    }
    
    nav ul .fas{
        position: absolute;
        top: 25px;
        left: 25px;
        cursor: pointer;
    }

    .sub-title{
        font-size: 40px;
    }

    .about-col-1,.about-col-2{
        flex-basis: 100%;

    }

    .about-col-1{
        margin-bottom: 30px;
    }

    .about-col-2{
        font-size: 14px;
    }

    .tab-links{
        font-size: 16px;
        margin-right: 20px;    
    }

    .contact-left, .contact-right{
        flex-basis: 100%;
    }

    .copyright{
        font-size: 14px;
        
    }
}