/******************************navbar***************************/
body::-webkit-scrollbar-track {
    border: 1px solid black;
    background-color: #F5F5F5;
}

body::-webkit-scrollbar {
    width: 10px;
    background-color: #F5F5F5;
}

body::-webkit-scrollbar-thumb {
    background-color: rgb(35, 34, 34);
}

.logo {
    height: 70px;
    width: 80px;
    margin-left: -15px;
}

.bar {
    color: white;
    font-size: 30px;
}

.navbar-toggler {
    outline: none;
    border: none;
}

.navbar a {
    color: #f2f2f2f2;
    font-size: 18px;
    margin-left: 35px;
    transition: .3s;
    position: relative;
    font-weight: bold;
}

.navbar a:hover {
    color: green;
    filter: brightness(2);
    transition: 0.3s ease-in-out;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2;
    width: 100%;
    padding: 30px 100px 10px 100px;
    background: var(--gray);
    display: flex;
    justify-content: space-between;
    text-align: center;
    backdrop-filter: blur(10px);
    border-bottom: 2px solid rgba(255, 255, 255, .2);
}

nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .4), transparent);
    transition: .5s;
}

nav:hover::before {
    left: 100%;
}

* {
    margin: 0;
    padding: 0;
    transition: 0.3s ease-in;
}

body,
html {
    overflow-x: hidden;
}

/* Content */

body {
    margin: auto;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(315deg, rgb(3, 7, 135) 3%, rgba(60, 132, 206, 1) 38%, rgb(52, 165, 154) 68%, rgb(58, 188, 186) 98%);
    animation: gradient 15s ease infinite;
    background-size: 400% 400%;
    background-attachment: fixed;
}

@keyframes gradient {
    0% {
        background-position: 0% 0%;
    }

    50% {
        background-position: 100% 100%;
    }

    100% {
        background-position: 0% 0%;
    }
}

.wave {
    background: rgb(255 255 255 / 25%);
    border-radius: 1000% 1000% 0 0;
    position: fixed;
    width: 200%;
    height: 12em;
    animation: wave 10s -3s linear infinite;
    transform: translate3d(0, 0, 0);
    opacity: 0.8;
    bottom: 0;
    left: 0;
    z-index: -1;
}

.wave:nth-of-type(2) {
    bottom: -1.25em;
    animation: wave 18s linear reverse infinite;
    opacity: 0.8;
}

.wave:nth-of-type(3) {
    bottom: -2.5em;
    animation: wave 20s -1s reverse infinite;
    opacity: 0.9;
}

@keyframes wave {
    2% {
        transform: translateX(1);
    }

    25% {
        transform: translateX(-25%);
    }

    50% {
        transform: translateX(-50%);
    }

    75% {
        transform: translateX(-25%);
    }

    100% {
        transform: translateX(1);
    }
}

.neonText {
    text-align: center;
    color: #ffffff;
    text-shadow:
        0 0 7px #fff,
        0 0 10px #fff,
        0 0 21px #fff,
        0 0 42px rgb(0, 162, 255),
        0 0 82px rgb(0, 191, 255),
        0 0 92px rgb(0, 166, 255),
        0 0 102px rgb(0, 204, 255),
        0 0 151px rgb(0, 162, 255);
}

.img1 {
    display: block;
    margin: 0 auto;
    height: 350px;
    width: 800px;
}

@media(max-width:910px) {

    .img1 {
        width: 80%;
        height: 300px;
    }
}

@media(max-width:480px) {

    .img1 {
        height: 200px;
    }
}

.card {
    border: 3px white solid;
    box-shadow: black 0px 0px 10px 2px;
    border-radius: 30px;
    overflow: hidden;
    margin: 0px 3%;
}

h1 {
    font-size: 40px;
    font-weight: bold;
}

h2 {
    font-size: 30px;
    font-weight: bold;
}

p,
li {
    font-size: 19px;
}

@media (max-width:680px) {
    h1 {
        font-size: 32px;
        font-weight: bold;
    }

    h2 {
        font-size: 25px;
        font-weight: bold;
    }

    p,
    li {
        font-size: 17px;
    }

    .card {
        margin: 0px 2%;
    }
}

@media (max-width:590px) {

    h2 {
        font-size: 23px;
        font-weight: bold;
    }

    p,
    li {
        font-size: 15px;
    }

    .card {
        margin: 0px 1%;
    }

}

@media (max-width:460px) {

    h2 {
        font-size: 22px;
        font-weight: bold;
    }

    p,
    li {
        font-size: 14px;
    }

    .card {
        margin: 0px 1%;
    }

}

/************************** *arrow*************************/
#arrow {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: green;
    color: white;
    font-size: 70px;
    overflow: hidden;
    text-align: center;
    line-height: 50px;
    cursor: pointer;
    border-radius: 50%;
    display: none;
    transition: 0.5s ease;
    font-family: "poppins", sans-serif;
}

#arrow:hover {
    background-color: rgb(6, 204, 6);
    box-shadow: 0 0 5px 4px rgb(17, 194, 17);
    transition: 0.3s ease-out;
}


/***************************footer**************************/
.logoFooter {
    transition: 0.3s ease;
}

.headingFoot {
    color: green;
    filter: brightness(2);
    font-weight: bold;
}

.logoFooter:hover {
    color: green;
    filter: brightness(2);
    transition: 0.3s ease-out;
}

.links a {
    display: block;
    text-decoration: none;
    color: white;
    margin-bottom: 5px;
    position: relative;
    transition: 0.3s ease;
}

.links a::before {
    content: '';
    height: 16px;
    width: 3px;
    position: absolute;
    top: 5px;
    left: 30px;
    background-color: green;
    filter: brightness(2);
    transition: 0.5s ease;
    opacity: 0;
}

.links a:hover::before {
    opacity: 1;
}

.links a:hover {
    transform: translateX(-4px);
    color: rgb(242, 255, 238);
    text-shadow: 1px 1px green;
}

.social a i {
    color: green;
    font-size: 28px;
    margin-top: 2rem;
    margin-right: 5px;
    transition: 0.3s ease;
}

.social a i:hover {
    filter: brightness(2);
}

@media (max-width:1424px) {
    .links a::before {
        content: none;
    }
}

@media (max-width: 768px) {
    .footer .container {
        text-align: center;
    }

    .footer .widget {
        text-align: center;
    }

}