নিচের স্টাইল সিট ব্যবহার করে খুব সহজেই সাধারন সি এস এস এর ভূলগুলো বের করা যায়।

Crise chise এর ব্যবহারকৃত স্টাইল।

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applet,
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*[align],
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*[hspace],
*[vspace],
*[height],
*[width],
ul[type],
ol[type],
li[type]{
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/* Proposed Deprecated Elements */
input[type="button"],
big,
tt{
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/* Proposed Deprecated Attributes */
*[border],
a[target],
table[cellpadding],
table[cellspacing],
*[name]{
	border: 5px solid #33FF00 !important;
}

Eric Meyer’s এর ব্যবহারকৃত স্টাইল।

div:empty,
span:empty,
li:empty,
p:empty,
td:empty,
th:empty{
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*[style],
font,
center{
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*[class=""],
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img[alt=""]{
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img:not([alt]){
	border: 5px solid red;
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img[title=""]{
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img:not([title]){
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table:not([summary]){
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table[summary=""]{
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th{
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th[scope="col"],
th[scope="row"]{
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a[href]:not([title]){
	border: 5px solid red;
}
a[title=""]{
	outline: 3px dotted red;
}
a[href="#"]{
	background: lime;
}
a[href=""]{
	background: fuchsia;
}

Brad Czerniak এর ব্যবহারকৃত স্টাইল।

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/* --BAD PRACTICE-- */
.diag b,.diag big,.diag i,.diag small,.diag tt{outline:3px solid #ffff00 !important;}
.diag style{background:#ffff00 !important;display:block !important;}
.diag table table{outline:3px solid #ff0000 !important;}

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.diag label:not([for]){outline:3px solid #ffff00 !important;}

css , diagnostics