I have a div that has an image as its background. But the image only covers up about 80% of the screen. I want to make the extra 20% of the screen to be black but its only coming up as white. How can I set the background images and the background color? This is my css,

#first_section_main{
    top:77px;
    min-width:1000px;
    width:100%;
    position:relative;
    height:500px;
    background-color:#3d3d3d;
    background: url(../images/first_section_bg.jpg) no-repeat center center;
}

How can I make the background color #3d3d3d?

Dani AI

Generated

The white band is usually caused by one of two things: the section element isn't tall enough to cover the viewport so the page background shows through, or a later background shorthand is replacing the earlier color. 's snippet used a fixed 500px height and both a background-color then a background shorthand; as and noted, that shorthand can unintentionally override the color. The most reliable fixes are to (a) make the section span the viewport and (b) either set the page background color or include the color in the same background declaration.

A practical, robust pattern is to set the page fallback color on html, body and let the section scale and scale the image to cover. Example:

html, body {
  height: 100%;
  margin: 0;
  background-color: #3d3d3d;
}

#first_section_main {
  min-width: 1000px;
  width: 100%;
  min-height: 100vh;           /* ensure section fills the viewport */
  position: relative;
  background-image: url("../images/first_section_bg.jpg");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;      /* scale image to cover the area */
}

Troubleshooting notes: use the browser DevTools inspector to check computed styles and element heights (confirm which element is showing white). Look for other stacked elements or wrappers with a white background (or default body margin), and confirm the image file isn't transparent where a dark fill was expected. background-size: cover will crop edges to fill the area; if preserving the whole image is required, try contain and rely on the background color for the letterboxed areas.

If a single-line shorthand is preferred, include the color token in that declaration or keep the page-level background-color so it never gets hidden by a smaller section. This preserves the dark fill when the image doesn't fully cover the viewport.

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The background property is a shortcut to combine all background commands into one, as opposed to having a background-color and a background-image.
So you are setting a background-color and then using the background: to say you don't want a color.
try:
background: #3d3d3d url(../images/first_section_bg.jpg) no-repeat center center;

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