* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Open Sans", sans-serif;
    scrollbar-width: thin;
    scrollbar-color: #0A1128 #4da1b9;
}

body {
    background-color: #0A1128;
    color: #FEFCFB;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: auto;
    padding: 20px 30px;
}

h1,h2,h3 {
    color: #4da1b9;
    font-family: "Poppins", sans-serif;
    text-align: center;
}

a {
    color: #88BFCF;
    font-family: "Poppins", sans-serif;
    font-weight: bold;
}

p {
    text-align: start;
    text-indent: 1.875rem;
    margin: 10px 0;
}

img {
    width: 500px;
    border-radius: 10%;
    margin: 15px 0;
    box-shadow: -1px 1px 31px 0px rgba(77,161,185,0.97);
-webkit-box-shadow: -1px 1px 31px 0px rgba(77,161,185,0.97);
-moz-box-shadow: -1px 1px 31px 0px rgba(77,161,185,0.97);
}

ul {
    padding-left: 30px;
}

li {
    list-style-type: '➥ ';
}

header {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

header figure {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

header img {
    border-radius: 50%;
}

header ul {
    display: flex;
    flex-direction: row;
}

header li {
    margin: 0 10px;
    list-style: none;
}

main {
    width: 50%;
}

#page-1,#page-2,#page-3,#page-4,#page-5 {
    margin: 15px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

#page-2 h3{
    text-align: start;
    margin: 10px 0;
}

.back-to-top {
    cursor: pointer;
    color: #4da1b9;
    position: fixed;
    right: 0;
    bottom: 1rem;
   
    line-height: 0;
   
    visibility: hidden;
    opacity: 0;
   
    transition: 0.3s;
    transform: translateY(100%);
}
   
.back-to-top.show {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

footer p {
    text-align: center;
}