/* 1. Use a more intuitive box-sizing model */
*,
*::before,
*::after {
    box-sizing: border-box;
}

/* 2. Remove default margin */
* {
    margin: 0;
}

/* 3. Allow percentage padding and margin within line boxes */
* {
    box-sizing: border-box;
}

/* 4. Enable animations to use keyword values */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* 5. Set core body defaults */
body {
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    background-color: #0c111c;
    color: #fff;
    font-family: Montserrat, Arial, "Helvetica Neue", Helvetica, sans-serif;
}

/* 6. Improve media defaults */
img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
}

/* 7. Remove built-in form typography styles */
input,
button,
textarea,
select {
    font-family: inherit;
    font-size: 100%;
}

/* 8. Avoid text overflows */
p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

h1 {
    font-size: 40px !important;
    text-align: center !important;
}

h2 {
    font-size: 26px !important;
    text-align: center !important;
}

.description-main {
    margin-bottom: 20px;
    color: #677a9d;
}

li {
    color: #677a9d;
}

body::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(12, 17, 28, 0.3);
    border-radius: 10px;
    background-color: #0c111c; /* --bgColor */
}

body::-webkit-scrollbar {
    width: 12px;
    background-color: #0c111c; /* --bgColor */
}

body::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 6px rgba(12, 17, 28, 0.3);
    background-color: #2b90fe; /* --blue */
}

.btn-scroll {
    position: fixed;
    bottom: 40px;
    right: 100px;
    width: 60px;
    height: 50px;
    border: none;
    background: #fff;
    cursor: pointer;
    z-index: 500;
    border-radius: 4px;
    box-shadow: 0 3px 30px -5px rgba(0, 0, 0, .3);
    opacity: 0;              /* изначально скрыта */
    pointer-events: none;    /* нельзя нажать, пока скрыта */
    transform: translateY(10px);
    transition: opacity .3s ease, transform .3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

@media screen and (max-width: 768px) {
    .btn-scroll {
        right: 10px;
    }
}

.btn-scroll--visible {
    opacity: .6;
    pointer-events: auto;
    transform: translateY(0);
}

.btn-scroll:hover {
    opacity: 1;
    transform: translateY(-3px);
}

.burger {
    max-width: 24px;
    min-width: 24px;
    width: 24px;
}

.burger span {
    display: block;
    width: 100%;
    height: 2px;
    background: #e8e8e8;
    -webkit-transition: background-color .3s, opacity .3s, -webkit-transform .3s;
    transition: background-color .3s, opacity .3s, -webkit-transform .3s;
    transition: transform .3s, background-color .3s, opacity .3s;
    transition: transform .3s, background-color .3s, opacity .3s, -webkit-transform .3s;
}

.btn-scroll::before {
    width: 20px;
    height: 20px;
    display: inline-block;
    transform: rotate(-90deg);
    content: "";
    background: url("../images/arrow.svg") no-repeat;
    position: relative;
    color: #4d3bfe;
    font-size: 2rem;
    vertical-align: middle;
    top: -1px;
    left: -2px;
    speak: none;
    font-style: normal;
    font-weight: 400;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1120px !important;
    padding-left: 10px !important;
    padding-right: 10px !important;
    margin: 0 auto !important;
}

.btn-custom {
    position: relative;
    overflow: hidden;
    height: 47px;
    padding: 0 25px;
    border: 3px solid transparent;
    border-radius: 50px;
    background-clip: padding-box, border-box;
    background-origin: border-box;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-size: 15px;
    font-weight: 400;
    line-height: 1;
    color: #fff;
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.3s ease;
}

.btn-green {
    background-image: linear-gradient(180deg, #b8d94a, #7ea60c), linear-gradient(180deg, #c4e255 20%, #7ea60c 47%);
    box-shadow: 0 5px 6px 0 rgba(12, 17, 28, 0.15), 0 0 20px 0 rgba(126, 166, 12, 0.4);
}

.btn-blue {
    background-image: linear-gradient(180deg, #2b90fe, #1e6cfd), linear-gradient(180deg, #2b90fe, #1e6cfd);
    box-shadow: 0 5px 6px 0 rgba(12, 17, 28, 0.2), 0 0 36.54px 0 rgba(30, 108, 253, 0.67);
}

.menu-nav {
    background-image: linear-gradient(149deg, rgba(30, 108, 253, 0.2), rgba(26, 37, 52, 0.5));
    box-shadow: 0 2px 10px rgba(12, 17, 28, 0.3);
    border-radius: 4px;
    background-color: #121a29;
    border: 1px solid #273140;
    border-top: 1px solid white;
}

.accepted-link {
    cursor: default;
    background-image: linear-gradient(to top, #121a29 0%, #192232 100%);
    font-weight: normal;
    color: #fff;
}