style.css

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}


html{
    font-size: 6px;

}




nav {
    font-family: Montserrat;
    background-color: #2C3E4F;
    color: #fff;
    padding-top: 2rem;
    padding-bottom: 2rem;
    position: fixed;
    width: 100%;
    z-index: 500;
}



body{
    font-family: "Lato",sans-serif;
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.5;
    background-color: white;
}


.container{
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

#logo-box .logo{
    color: #fff;
    font-weight:700 ;
    font-size: 2.8rem;

}
.text-uppercase{
    text-transform: uppercase;
}

#nav-links{
    float: right;
}
#logo-box{
    float: left;
    padding-top: 0.5rem;
}
.clearfix::after{
    content: "";
    display: block;
    clear: both;
}
#nav-links .nav-item{
    float: left;
    margin: 0.5rem;

}
#nav-links .nav-link{
    color: #fff;
    font-size: 1.6rem;
    font-weight: 700;
    display: block;
    padding: 1.6rem;
   letter-spacing: 0.1rem;
   transition: color 0.4s;
}
ul{
    list-style-type:none;
}
.text-uppercase{
    text-transform: uppercase;
}

#nav-links .nav-link:hover{
    color: #1ABC9B ;
}



a{
    text-decoration: none;
}



header {
    background-color: #1ABC9B;
    height: 700px;
    padding-top: calc(106px + 7rem ) ;
    text-align: center;

}
.img-fluid{
    max-width: 256px;
    height: auto;

}
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    font-family: Montserrat ;

}
header h1{
    color: #fff;
    font-size: 6rem;
}
.star-light, .star-dark {
    border: none;
    border-top: 0.4rem solid;
    border-radius: 10px;
   max-width: 25rem;
   margin: 2.5rem auto;
   overflow: visible;
   height: 0;
   
}
.star-light::after,.star-dark::after{
    content: "\2605";
    color: #fff;
    font-weight: 900;
    font-size: 3.2rem;
    position: relative;
    top: -28px;
    padding: 0 8px;
    

}

header h2{
    color: #fff;
    font-size: 2.4rem;
    font-family: "Lato";
    font-weight:300 ;

}



section{
    padding-top: 10rem;
    padding-bottom: 10rem;
    text-align: center;
   
}


#portfolio h2{
    font-size: 4.8rem;
    color: #2d3d4f; ;
}

hr.star-light{
    border-color: #fff;

}
hr.star-dark{
    border-color: #2d3d4f;
}
.star-light::after{
    color: #fff;
    background-color: #1ABC9B;
}
.star-dark::after{
    color: #2d3d4f;
    background-color: #fff;
}

.col{
    float: left;
    width: 100%;
    padding: 1rem;
}

.img-fluid-p{
    max-width: 100%;
    height: auto;
}
.portfolio-item{
    position: relative;

}
.portfolio-item img{
    display: block;
    border-radius: 13px;
}
.img-overlay{
    position: absolute;
    top: 0 ;
    left:0;
    height: 100%;
    width: 100%;
    background-color: #1ABC9B;
    opacity: 0;
    transition: opacity 0.4s;
    border-radius: 13px;
}
.img-overlay .icon{
    color: #cc0000;
    font-size: 8rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.portfolio-item:hover .img-overlay{
    opacity: 0.8;
    border-radius: 13px;
}
#about{

    background-color: #1ABC9B;
    color: #fff;

}
#about h2{
    font-size: 4.8rem;

}

#about-text{
    text-align: left;
}

#about-text.left{
    float: none;
    width:100% ;
    padding-right: 5px;
    padding-left: 25px;
}
#about-text.right{
    float: none;
    width: 100%;
    padding-left: 25px;
    padding-right: 5px;

}
#about-text .left, #about-text .right, #about-text .center {
    display: inline-block;
    vertical-align: top;
    width: 30%; 
    margin: 0 1%; 
}

.center {
    margin: 0 auto;
}
#about-text .text{
    font-size: 2rem;


}


.btn{
    margin-top: 2rem;
    font-size: 2rem;
   
    font-weight: 400;
    display: inline-block;
    
    border: 2px solid #fff;
    border-radius: 4px;
    color: #fff;
    cursor: pointer;
    transition: all .5s;
}

.btn:hover{

    color: #212529;
    background-color: #fff;
}


.btn-outline{
    color: #ffffff;
    border-color: #ffffff;
    background-color: transparent;
    padding: 2.2rem 1.6rem;
    background-color: transparent;
    padding: 2.2rem 1.6rem;

}
.btn-outline:hover{
    color: #212529;
    background-color: #fff;

}
.btn-primary{
    background-color: #1ABC9B;
    border-color: #1ABC9B;
    padding: 12px 10px;
    color: #fff;


}
.btn-primary:hover{
   background-color: #128f76;
   border-color: #128f76;

}


#contact h2{
    font-size: 4.8rem;
    color: #2c3e50;
}

#contact-form{
    width: 50%;
    margin: auto;
    text-align: center;
    margin-top: 100px;

}
.form-group{
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 3rem;
    margin-bottom: 4rem;

}
.form-group input, .form-group textarea {
    border: none;
    width: 50%;
    display: block;
    font-size: 2.4rem;

}


.form-group input:focus{
    outline: 0  ;
}


.form-group textarea:focus{
    outline: 0  ;
}


footer{
    padding-top: 6rem;
    padding-bottom: 6rem;
    background-color: #2C3E4F;
    color: #fff;
    text-align: center;
}


footer h4{
    font-size: 2.4rem;


}

footer p{
    margin-top: 1rem;
    font-size: 2rem;

}
.btn-social{
    width: 5rem;
    height: 5rem;
    border-radius: 50%;
    font-size: 2rem;
    line-height: 2rem;


}

.btn-large{
    font-size: 2rem;
    padding: 2.2rem 1.6rem;


}
footer li{
    display: inline-block;
    margin-right: 1rem;
}
.copyright{
    background-color: #19262f;
    padding-top: 2.4rem;
    padding-bottom: 2.4rem;
    color: #fff;
    text-align: center;

}