*{
    margin: 0;
    padding: 0;
}

#nav-bar{
    position: sticky;
    top: 0;
    z-index: 10;
    
}
.navbar{
    background-image: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}
.navbar-nav li{
    padding-right: 20px;
    text-transform: uppercase;
}
.navbar-nav li a{
    float: right;
    text-align: left;

}
#nav-bar ul li a:hover{
    background-color: black;
    color: blanchedalmond;
    transition: 0.8s;
    height: fixed;
}

.navbar-toggler{
    border: 1px solid black;
    
}
.nav-link{
    color: #555555;
    font-weight: bold;
    font-size: 16px;
}

#banner{
    background-image: url(../img/b2.jpg);
    background-size: cover;
    background-position: center;
    color: #ffffff;
    background-attachment:fixed ;
      

}
.banner-headline{
    text-align: center;
    padding-top: 200px;
    font-family: 'Times New Roman', Times, serif;
    font-size: 50px;
}
.banner-discribe{
    text-align: center;
    padding-top: 0px;
    font-family: 'Times New Roman', Times, serif;
    font-size: 16px;
    padding-bottom: 100px;
}
.btn1 a{
    font-family: 'Times New Roman', Times, serif;
    position: absolute;
    font-size: 16px;
    color: #0aeb15;
    background-image: linear-gradient(to right, #434343 0%, black 100%);
    text-decoration: none;
    text-transform: uppercase;
    left: 50%;
    transform: translate(-50%,-200%);
    padding: 5px 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}
.btn1 a::before{
    content: ' ';
    position: absolute;
    top: 2px;
    left: 2px;
    bottom: 2px;
    width: 50%;
    background: rgba(255, 255, 255, 0.05);
}
.btn1 a span:nth-child(1){
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right,#0c002b,#1779ff);
    animation: animate1 2s linear infinite;
    animation-delay: 1s;
}
@keyframes animate1{
    0%{
        transform: translateX(-100%);
    }
    100%{
        transform: translateX(100%);
    }
}
.btn1 a span:nth-child(2){
    position: absolute;
    top: 0;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom,#0c002b,#1779ff);
    animation: animate2 2s linear infinite;

}
@keyframes animate2{
    0%{
        transform: translateY(-100%);
    }
    100%{
        transform: translateY(100%);
    }
}
.btn1 a span:nth-child(3){
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to left,#0c002b,#1779ff);
    animation: animate3 2s linear infinite;
    animation-delay: 1s;
    
}
@keyframes animate3{
    0%{
        transform: translateX(100%);
    }
    100%{
        transform: translateX(-100%);
    }
}
.btn1 a span:nth-child(4){
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(to top,#0c002b,#1779ff);
    animation: animate4 2s linear infinite;

    
}
@keyframes animate4{
    0%{
        transform: translateY(100%);
    }
    100%{
        transform: translateY(-100%);
    }
}

#banner .mouse-icon{
    text-align: center;
    padding-top: 50px;
    padding-bottom: 5px;
}
#our-work{
    padding-top: 50px;
    padding-bottom: 20px;
}
#our-work p{
    font-size: 12px;
    text-align: justify;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
}
#our-work img{
    width: auto;
    padding-left: 40px;
}
#our-work h4{
    padding-bottom: 10px;
    font-weight: bold;
    font-size: 20px;
    text-align: center;
    text-transform: uppercase;
    
}
#about-us{
    padding-top: 20px;  
}
h2{
    padding-top: 20px;
    text-align: center;
    font-family: 'Times New Roman', Times, serif;
    text-transform: uppercase;
}
.about-us h2{
    text-align: left;
    padding-left: 10px;
}
.about-us p{
    padding-left: 20px;
    text-align: justify;
}
.about-us .round{
    padding-top: 100px;
    padding-left: 50px;
    min-height: 155px;
    position: relative;
    text-align: center;
    
}
.about-us .round strong{
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -50px;
    transform: translate(30%,280%);
    
}
.about-us span{
    display: block;
    color: #999999;
    font-size: 17px;
    margin-top: 10px;
    text-align: center;

}
.about-us span i{
    color: #ff5c5c;
    font-size: 22px;
    margin-right: 7px;
}