.top_header {
    background: #ffffff;
    border-bottom: 1px solid #d1d1d1;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 9999;
}

.top_header nav {
    padding: 2rem 7%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
}

.top_header nav .logo {
    display: flex;
    gap: 2rem;
    align-items: center;
    text-decoration: none;
}

.top_header nav .logo img {
    height: 3rem;
}

.top_header nav .logo .logo-header-text {
    color: var(--theme);
    font-size: 1.5rem;
    font-weight: bolder;
    display: block;
    text-decoration: none;
}

.top_header nav .logo .logo-subheader-text {
    font-size: 0.8rem;
    color: #121212;
    text-decoration: none;
}

.download_btn {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background-color: var(--theme);
    border: none;
    color: #ffffff;
    text-align: center;
    font-size: 17px;
    padding: 10px 16px;
    width: 120px;
    transition: all 0.5s;
    cursor: pointer;
    margin: 5px;
    height: 30px;
}

.download_btn span {
    color: #ffffff;
    cursor: pointer;
    display: inline-block;
    position: relative;
    transition: 0.5s;
}

.download_btn span:after {
    content: "»";
    position: absolute;
    opacity: 0;
    top: 0;
    right: -15px;
    transition: 0.5s;
}

.download_btn:hover span {
    padding-right: 15px;
}

.download_btn:hover span:after {
    opacity: 1;
    right: 0;
}

.mobile-download_btn {
    display: none;
    font-size: 1.4rem;
    color: var(--theme);
}


/*scroll back to top*/
.scroll-up {
    position: fixed;
    right: 3rem;
    bottom: 3rem;
    z-index: 99;
    width: 32px;
    height: 32px;
    border-radius: 4px;
    background: rgba(0, 112, 192, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    outline: transparent;
    border: transparent;
    opacity: 0;
    cursor: pointer;
    transition: bottom .4s, transform .4s;
}

.scroll-up.active {
    opacity: 1;
    animation: animate 0.7s infinite ease;
}

.scroll-up:hover {
    background: rgba(0, 112, 192, 1);
    transform: translateY(-.25rem);
    animation: none;
}

@keyframes animate {
    25% {
        transform: translateY(0.25rem);
    }

    75% {
        transform: translateY(-0.25rem);
    }
}


/* Show scroll-up */
._show-scroll {
    bottom: 3rem;
}



@media screen and (max-width: 836px) {
    .top_header nav .logo {
        gap: 1rem;
        flex-direction: column;
    }

    .top_header nav {
        padding: 2rem 5%;
    }

    .top_header nav .logo .logo-header-text {
        color: var(--theme);
        font-size: 1rem;
        font-weight: bolder;
        display: block;
    }

    .top_header nav .logo .logo-subheader-text {
        font-size: 0.5rem;
        color: #121212;
    }

    .scroll-up {
        right: 1.5rem;
        bottom: 1.5rem;
    }

}


@media screen and (max-width: 425px) {
    .mobile-download_btn {
        display: block;
    }

    .download_btn {
        display: none;
    }
}