*{
    margin: 0;
    padding: 0;
    font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    box-sizing: border-box;
}
html{
    scroll-behavior: smooth;
}


body{
    background-color: #000000;
    color: rgb(255, 255, 255);
}

#header{
    width: 100%;
    height: 100vh;
    background-image: url(bgf.png);
    background-size: cover;
    background-position: center;
}

.container{
    padding: 10px 10%;
}

nav{
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.logo{
    width: 340px;
    
}

nav ul li{
    display: inline-block;
    list-style: none;
    margin: 10px 20px;

}

nav ul li a{
    color: rgb(255, 255, 255);
    text-decoration: none;
    font-size: 18px;
    position: relative;
}

nav ul li a::after{
    content: '';
    width: 0;
    height: 3px;
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}

nav ul li a:hover::after{
    width: 100%;

}
.header-text{
    margin-top: 20%;
    font-size: 30px;
}
.header-text h1{
    font-size: 60px;
    margin-top: 20px;
}
.header-text h1 span{
    color: rgb(255, 0, 0);
}


#about{
    padding: 80px 0;
    color: #ababab;
}
.row{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.about-col-1{
    flex-basis: 35%;
}
.about-col-1 img{
    border-radius: 15px;
    width: 100%;
}
.about-col-2{
    flex-basis: 60%;
}
.sub-title{
    font-size: 60px;
    font-weight: 600;
    color: #fff;
}
.tab-titles{
    display: flex;
    margin: 20px 0 40px;
}
.tab-links{
    margin-right: 50px;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    position: relative;
}
.tab-links::after{
    content: '';
    width: 0;
    height: 3px;
    background: cyan;
    position: absolute;
    left: 0;
    bottom: -8px;
    transition: 0.5s;
}
.tab-links.active-link::after{
    width: 50%;
}

.tab-contents ul li{
    list-style: none;
    margin: 10px 0;
}
.tab-contents ul li span{
    color: rgb(0, 255, 255);
    font-size: 18px;
}
.tab-contents{
    display: none;
}
.tab-contents.active-tab{
    display: block;

}

/*----------services-------- */
#services{
    padding: 30px 0;
}
.services-list{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}
.services-list div{
    background: #262626;
    padding: 40px;
    font-size: 13px;
    font-weight: 300;
    border-radius: 15%;
    transition: background 0.5s, transform 0.5s;
}
.services-list div i{
    font-size: 50px;
    margin-bottom: 30px;
}
.services-list div h2{
    font-size: 30px;
    font-weight: 500;
    margin-bottom: 15px;
}
.services-list div a{
    text-decoration: none;
    color: #000000;
    font-size: 12px;
    margin-top: 20px;
    display: inline-block;
}
.services-list div:hover{
    background: linear-gradient(to top,cyan,#ffffff);
    color: #000000;
    transform: translateY(-10px);
}


/*-----------portfolio--------*/
#portfolio{
    padding: 50px 0;

}
.work-list{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}
.work{
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}
.work img{
    width: 100%;
    border-radius: 10px;
    display: block;
    transition: transform 0.5s;
}
.layer{
    width: 100%;
    height: 0;
    background: linear-gradient(rgba(0,0,0,0.6),#10cec4);
    border-radius: 10px;
    position: absolute;
    left: 0;
    bottom: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 40px;
    text-align: center;
    font-size: 14px;
    transition: height 0.5s;
}

.layer h3{
    font-weight: 500;
    margin-bottom: 20px;
}

.layer a{
    margin-top: 20px;
    color: #3bf5f5;
    text-decoration: none;
    font-size: 18px;
    line-height: 60px;
    background: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
}
.work:hover img{
    transform: scale(1.1);
}
.work:hover .layer{
    height: 100%;
}
.btn{
    display: block;
    margin: 50px auto;
    width: fit-content;
    border: 1px solid #00ffea;
    padding: 14px 50px;
    border-radius: 6px;
    text-decoration: none;
    color: #00ffea;
    transition: background 0.5s;

}
.btn:hover{
    background: #00ffea;
    color: black;
}
/*----------contact----------*/
.contact-left{
    flex-basis: 35%;
}
.contact-right{
    flex-basis: 60%;
}
.contact-left p{
    margin-top: 30px;

}
.contact-left p i{
    color: cyan;
    margin-right: 15px;
    font-size: 25px;
}
.social-icons{
    margin-top: 30px;

}
.social-icons a{
    text-decoration: none;
    font-size: 30px;
    margin-right: 15px;
    color: #ababab;
    display: inline-block;
    transition: tranform 0.5s;

}
.social-icons a:hover{
    color: cyan;
    transform: translateY(-5px)
}
.btn.btn2{
    display: inline-block;
    color: cyan;
    background: black;
   
}
.btn.btn2:hover{
    background: #00ffea;
    color: black;
}
.contact-right form{
    width: 100%;
}
form input, form textarea{
    width: 100%;
    border: 0;
    outline: none;
    background: #262626;
    padding: 15px;
    margin: 15px 0;
    color: #fff;
    font-size: 18px;
    border-radius: 6px;
}
form btn2{
    padding: 14px 60px;
    font-size: 18px;
    margin-top: 20px;
    cursor: pointer;

}
.copyright{
    width: 100%;
    text-align: center;
    padding: 25px 0;
    background: #262626;
    font-weight: 300;
    margin-top: 20px;
}
.copyright i{
    color: red;
}
/*--------------css for small screens---------*/
nav .fas{
    display: none;
}
@media only screen and (max-width: 400px){
    #header{
        background-image: url(bg\ ssf.png);
    }
    .logo{
        width: 200px;
    }
    .header-text{
        margin-top: 100%;
        font-size: 16px;
    }
    .header-text h1{
        font-size: 30px;
    }
    nav .fas{
        display: block;
        font-size: 25px;
    }
    nav ul{
       backdrop-filter: blur(30px);
       box-shadow: 0px 0px 30px rgba(227, 228, 237, 0.37);
       border: 2px solid rgba(255, 255, 255, 0.18);
       position: fixed;
       top: 0;
       right: -200px;
       width: 200px;
       height: 100vh;
       padding-top: 50px;
       z-index: 2;
       transition: 0.5s;
    }
    nav ul li{
        display: block;
        margin: 25px;
    }
    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;
    }

}