@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root{ 
    --dark-color: #000;
    --light-color: #fff;
    --purple-color: #001E3B;
}

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

html{
    font-size: 10px;
    scroll-behavior: smooth;
}

body{
    font-size: 1.6rem;
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    overflow: hidden;
}

ul{
    list-style-type: none;
}

a{
    text-decoration: none;
    color: var(--dark-color);
}

h1, h2, h3{
    margin-top: 0;
    line-height: 1.3;
    margin-bottom: 2rem;
}

/*------------------------------------------- Navbar -----------------------------------------------*/
.navbar {
    width: 100%;
    display: flex;
    position: fixed;
    justify-content: space-evenly;
    z-index: 9999;
}

.navbar ul {
    display: flex;
    margin-top: 20px;
    padding: 5px 20px;
    border-radius: 25px;
    background-color: rgba(0, 30, 59, 0.4);
}

.navbar ul li {
    justify-content: center;
    align-items: center;
    margin-right: 20px;
}

.navbar ul li:last-child {
    margin-right: 0;
}

.navbar ul li a {
    justify-content: center;
    align-items: center;
    color: var(--light-color);
}

/*------------------------------------------- Content -----------------------------------------------*/
#header{
    justify-content: flex-start;
    align-items: flex-end;
    position: fixed;
}

.vh-100{
    min-height: 100vh;
}

.container{
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.content{
    padding-bottom: 4rem;
}

.content h1{
    font-size: 4.5rem;
    margin-bottom: 0;
    text-transform: uppercase;
    color: var(--light-color);
}

.content h3{
    color: var(--light-color);
    font-weight: 300;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-top: 1.5rem;
}

.social-links{
    display: flex;
    margin-top: 3.5rem;
}

.flex{
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-links li a{
    width: 40px;
    height: 40px;
    background-color: var(--light-color);
    margin-right: 1rem;
    border-radius: .3rem;
    box-shadow: 0 0 6px 5px rgba(0, 0, 0, 1);
    transition: all 300ms ease-in-out;
    font-size: x-large;
    opacity: 0.3;
}

.social-links li a:hover{
    opacity: 1;
}

#progress-container {
    position: fixed;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
  
#progress {
    font-family: 'Poppins', sans-serif;
    font-size: 48px;
    font-weight: bold;
    color: var(--light-color);
}

.button {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: fixed;
    bottom: 50%;
    right: 20%;
    color: var(--light-color);
}

.button a {
    font-size: 30px;
    color: rgba(255, 255, 255, 0.5);
    transition: all .2s ease-in-out; 
}

.button a:hover {
    font-size: 30px;
    transform: scale(1.1); 
    color: var(--light-color);
}

#flash-effect {
    position: fixed;
    top: 35%;
    left: 56%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--light-color);
    opacity: 0;
    pointer-events: none;
    z-index: 9999;
    transition: opacity 0.4s ease-in-out, width 0.1s ease-in-out, height 0.1s ease-in-out, top 0.1s ease-in-out, left 0.1s ease-in-out;
    box-shadow: 0px 0px 20px 20px rgba(255, 255, 255, 0.7);
}