<div class="slider">
<!-- Slideshow container -->
<div class="slideshow-container">

<!-- Full-width images with number and caption text -->
<div class="mySlides fade">
  <div class="numbertext">1 / 4</div>
  <img src="pictures/slider1.png" style="width:100%">
  <div class="text">Volvo Excavators Spare Parts</div>
</div>

<div class="mySlides fade">
  <div class="numbertext">2 / 4</div>
  <img src="pictures/slider2.png" style="width:100%">
  <div class="text">Hyundai Spare Parts</div>
</div>

<div class="mySlides fade">
  <div class="numbertext">3 / 4</div>
  <img src="pictures/slider3.png" style="width:100%">
  <div class="text">Doosan Spare Parts</div>
</div>
<div class="mySlides fade">
    <div class="numbertext">4 / 4</div>
    <img src="pictures/slider4.png" style="width:100%">
    <div class="text">Various Brand's Spare Parts</div>
  </div>

<!-- Next and previous buttons -->
<a class="prev" onclick="plusSlides(-1)">&#10094;</a>
<a class="next" onclick="plusSlides(1)">&#10095;</a>

</div>
<br>

<!-- The dots/circles -->
<div style="text-align:center">

<span class="dot" onclick="currentSlide(1)"></span>
<span class="dot" onclick="currentSlide(2)"></span>
<span class="dot" onclick="currentSlide(3)"></span>
<span class="dot" onclick="currentSlide(4)"></span>

</div>
</div>

html kısmı

.slider {margin: auto; padding: 0; position: relative; width: 1000px;height: 400px;}

/ Slideshow container /
.slideshow-container {
max-width: 1050px;

position: relative;
margin: auto;
}

/ Next & previous buttons /
.prev, .next {
cursor: pointer;
position: absolute;
top: 50%;
width: auto;
margin-top: -22px;
padding: 16px;
color: white;
font-weight: bold;
font-size: 18px;
transition: 0.6s ease;
border-radius: 0 3px 3px 0;
user-select: none;
}

/ Position the "next button" to the right /
.next {
right: 0;
border-radius: 3px 0 0 3px;
}

/ On hover, add a black background color with a little bit see-through /
.prev:hover, .next:hover {
background-color: rgba(0,0,0,0.8);
}

/ Caption text /
.text {
color: #f2f2f2;
font-size: 15px;
padding: 8px 12px;
position: absolute;
bottom: 8px;
width: 100%;
text-align: center;
}
.text {font-family: Verdana, Geneva, Tahoma, sans-serif, Arial, Helvetica, sans-serif; color: goldenrod; font-weight: bold; }
/ Number text (1/3 etc) /
.numbertext {
color: #f2f2f2;
font-size: 12px;
padding: 8px 12px;
position: absolute;
top: 0;
}

/ The dots/bullets/indicators /
.dot {
cursor: pointer;
height: 15px;
width: 15px;
margin: 0 2px;
background-color: #bbb;
border-radius: 50%;
display: inline-block;
transition: background-color 0.6s ease;
}

.active, .dot:hover {
background-color: #717171;
}

/ Fading animation /
.fade {
-webkit-animation-name: fade;
-webkit-animation-duration: 1.5s;
animation-name: fade;
animation-duration: 1.5s;
}

@-webkit-keyframes fade {
from {opacity: .4}
to {opacity: 1}
}

@keyframes fade {
from {opacity: .4}
to {opacity: 1}
}

Css Kısmı

var slideIndex = 1;
showSlides(slideIndex);

// Next/previous controls
function plusSlides(n) {
showSlides(slideIndex += n);
}

// Thumbnail image controls
function currentSlide(n) {
showSlides(slideIndex = n);
}

function showSlides(n) {
var i;
var slides = document.getElementsByClassName("mySlides");
var dots = document.getElementsByClassName("dot");
if (n > slides.length) {slideIndex = 1}
if (n < 1) {slideIndex = slides.length}
for (i = 0; i < slides.length; i++) {

  slides[i].style.display = "none";

}
for (i = 0; i < dots.length; i++) {

  dots[i].className = dots[i].className.replace(" active", "");

}
slides[slideIndex-1].style.display = "block";
dots[slideIndex-1].className += " active";
}
Javascript kısmı

sorun için cevap vermek zor her türlü nedenden ötürü olabilir sen yapmaya çalıştıgın slider'ın kodlarını paylaşırsan belki yardımcı olabiliriz