body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #0770E8;
}

h1 {
    color: #fff;
    padding: 10px;
    text-align: center;
    font-weight: 400pt;
    margin-bottom: 20px;
}

.slider {
    border: 2pt solid #042f619e;
    box-shadow: 0 0 20px 10px #042f61b8;
    border-radius: 5px;
    margin: 0 auto;
    width: 780px;
    height: 400px;
    overflow: hidden;
}

.slides {
    width: 400%;
    height: 440px;
    display: flex;
}

.slides input {
    display: none;
}

.slide {
    width: 25%;
    position: relative;
    transition: 2s;
}

.slide img {
    width: 780px;
}

.manual-navigation {
    position: absolute;
    width: 800px;
    margin-top: -80px;
    display: flex;
    justify-content: center;
}

.manual-btn {
    border: 2px solid #fff;
    padding: 5px;
    border-radius: 10px;
    cursor: pointer;
    transition: 0.5s;
}

.manual-btn:not(:last-child) {
    margin-right: 40px;
}

.manual-btn:hover {
    background-color: #fff;
}

#radio1:checked ~ .first{
    margin-left: 0;
}

#radio2:checked ~ .first{
    margin-left: -25%;
}

#radio3:checked ~ .first{
    margin-left: -50%;
}

#radio4:checked ~ .first{
    margin-left: -75%;
}

#radio5:checked ~ .first{
    margin-left: -100%;
}

.navigation-auto div {
    border: 2px solid #0770E8;
    padding: 5px;
    border-radius: 10px;
    cursor: pointer;
    transition: 0.5s;
}

.navigation-auto {
    position: absolute;
    width: 800px;
    margin-top: 360px;
    display: flex;
    justify-content: center;
}

.navigation-auto div:not(:last-child){
    margin-right: 40px;
}

#radio1:checked ~ .navigation-auto .auto-btn1{
    background-color: #fff;
}

#radio2:checked ~ .navigation-auto .auto-btn2{
    background-color: #fff;
}

#radio3:checked ~ .navigation-auto .auto-btn3{
    background-color: #fff;
}

#radio4:checked ~ .navigation-auto .auto-btn4{
    background-color: #fff;
}

#radio5:checked ~ .navigation-auto .auto-btn5{
    background-color: #fff;
}