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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">- m4 a2 k* C. W5 L( _3 e
- Label for your tooltip
4 i" J, X: g, l- z: x+ b7 x - </span>
复制代码CSS代码: - .tooltip-toggle {
$ j& {2 C8 {$ N - cursor: pointer;( m5 G5 P& A9 M% Z; I" z& k
- position: relative;6 N0 B* [. o& j; w
- }# ?) \- l8 P( ^. D; V
- .tooltip-toggle svg {
2 x% s& f" P& _% A7 V% ]8 G0 P - height: 18px;* s* E' X2 D; ~* \! J- t
- width: 18px;$ v, ]3 ~1 N1 K" l7 p
- padding-right: 0.5rem;
f9 V9 I0 s& B$ y! k) l+ u - }
, d# p/ m7 z+ ]; B# R0 b! }' W4 I - .tooltip-toggle::before {
) y- h5 x% W5 Q3 m/ u/ p$ a - position: absolute;
1 T4 r( k. O. k3 D' x - top: -80px;' z! I6 N9 _2 G: g7 i0 ?4 M/ V0 x
- left: -80px;
* k: m, H- m4 B% D+ | - background-color: #2B222A;# _, N9 f, Y$ D2 ~5 P+ |9 N5 ^
- border-radius: 5px;
& E7 m$ G) M! r9 r4 M0 B - color: #fff;, ]" r* [( x- ?2 O [4 }" @
- content: attr(data-tooltip);( ^7 S$ m# c" p7 R4 `# _2 k3 A Y
- padding: 1rem;5 P' w* I, c1 p: V
- text-transform: none;2 T! p! ?0 d: e# g4 F9 I( R6 V- X
- -webkit-transition: all 0.5s ease;
. d; e2 k; A% F - transition: all 0.5s ease;7 A) a4 k) q l6 E' i
- width: 160px;
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- .tooltip-toggle::after {
* s* x" w: X d4 @6 X/ L, ~, W g - position: absolute;" L9 c4 p7 f, P" [+ c
- top: -12px;0 Y' W! L H/ d" q" j% \. l5 B
- left: 9px; P0 J9 F. ]0 A. P
- border-left: 5px solid transparent;
8 C, R8 ~3 S5 }2 j4 I - border-right: 5px solid transparent;7 ~# X7 m) P2 o4 x9 e: N, q* g
- border-top: 5px solid #2B222A;
. H8 N! K, r: e. K/ q) e2 ^ - content: " ";
7 V' Z7 n1 b: b - font-size: 0;
: w0 G( k6 Q4 X0 b - line-height: 0;- b0 Z! a+ T* o; j/ y" g
- margin-left: -5px;2 e* I" e, m6 x
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
; Q" u5 c2 F; _. L - color: #efefef;
% D" i; z# d g4 K5 P8 ^9 o7 } - font-family: monospace;
]- L5 M7 Z% j* H. }# M0 ^ - font-size: 16px;. m- `+ @0 v3 D
- opacity: 0;9 |6 s/ {: @# |; w6 G( @
- pointer-events: none;& Q9 m; F9 i% P$ p3 @
- text-align: center;& F* q* X' t2 U# v; k
- }2 z D4 l6 \7 K9 `5 ?& r7 l1 |( K
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 m, m1 }6 t6 g( z
- opacity: 1;
# _7 P% O$ E) t7 w - -webkit-transition: all 0.75s ease;
0 u/ M" ]5 u3 j( U9 [. c8 Q8 ` - transition: all 0.75s ease;
6 }0 t" Z. j4 d% K1 T; d - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">- }3 u9 w; ~' C8 L+ R, r" M
- <ul class="nav-items">
/ @- } l; g, @: R, R( ] - <!-- Navigation -->
0 A) ? c& z; ^3 N" G7 h; d& R3 P - <li class="nav-item"><a href="#">Home</a></li>
6 \+ T/ o9 K4 J: |: E! {, E* K# ]- U - <li class="nav-item"><a href="#">About</a></li>
/ J9 U% e. ]7 t! W - <li class="nav-item"><a href="#">Contact</a></li>
$ Y9 L+ C1 i3 \7 `; I - <!-- Dropdown menu -->& C1 q4 P. D; ]8 L
- <li class="nav-item nav-item-dropdown">8 N. _; K' u" S6 S" B k5 Y
- <a class="dropdown-trigger" href="#">Settings</a>. j% _2 @8 \2 I8 {
- <ul class="dropdown-menu">* `6 Z6 h$ @. s* _9 p) y% V' @
- <li class="dropdown-menu-item">
6 ? L5 Z0 f8 E+ H8 e+ q8 d - <a href="#">Dropdown Item 1</a>( O2 Q$ u9 w' q1 s5 v9 ~* ? @
- </li>( {7 ~6 i$ N9 I' R
- <li class="dropdown-menu-item">
6 Z9 U- ?% } T/ D! J& G; `! ] - <a href="#">Dropdown Item 2</a>
# m% }/ ]; Q& \ - </li>2 _* Z7 D; v, H( z4 G% s, c; h
- <li class="dropdown-menu-item">
! F* J9 f4 m. E. C t - <a href="#">Dropdown Item 3</a>" `; `/ s2 n, G! A$ ^$ V' f
- </li>) z+ [1 N% k, q
- </ul># v7 E# g' d3 { @
- </li>4 l' d5 @% _% l D% L* ^
- </ul>
0 [3 \0 `8 e z - </div>
复制代码对应的CSS代码如下: - .nav-container { p) l# E- ^6 D
- background-color: #fff;
- T/ u& U2 ^- a# a/ o* q - border-radius: 4px;
# E+ e, E a; _5 ]6 Q1 \- I# U - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 f# w% k1 r! R) y; J6 z7 N# G
- padding: 1em;
1 g9 \: T% i3 a. G/ M - border: 1px solid #eee;! F) b- \) O( r$ r7 E& Z
- display: block;; s" R+ J0 A/ K: j# E( n$ M
- max-width: 400px;% J) n: z+ U( U) ^+ e
- margin: 0 auto;
# y9 z9 b; n- b' ]6 i( ^ - text-align: center;
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! M6 m5 q. p# _. a& h) l - ul,
7 ^- k# F& t# V) \4 m" T [ - li {
9 N" k7 |. [1 b - list-style: none;/ ~3 o1 |& t# N# z6 Q/ [, A' p2 M
- -webkit-padding-start: 0;
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- text-decoration: none;
; ?4 @! {! \! Z, ?9 l) b1 h# J6 a+ j - color: #ED3E44;
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- .nav-item {
0 O. r1 o9 I9 M$ ^ - padding: 1em;, S) J( w0 P1 E K7 _) E
- display: inline;
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- .nav-item-dropdown {
8 U2 {) z$ V8 |. i f - position: relative;
/ q! P b8 Q$ a2 H. g t - }
. |" c9 y3 |# Q/ i! |3 X9 I - .nav-item-dropdown:hover > .dropdown-menu {, p, h' k- J# X0 E$ P: }2 M O- F
- display: block;
1 d" b8 m/ @" P7 h5 @ s: y9 x' X - opacity: 1;7 E! n+ o" N) A N
- }
( L5 j8 T0 a. H; @% M' z$ C1 n0 f - .dropdown-trigger {7 \1 v1 L% @3 V
- position: relative;7 z! C2 @0 D$ v4 {9 C, q
- }
: [: K5 d; B; ~* G - .dropdown-trigger:focus + .dropdown-menu {, [+ ^( f; |; t2 m6 j# t \9 b3 `$ I4 S1 R
- display: block;3 Z$ A: a" U6 g/ u; M$ `
- opacity: 1;' S$ H1 x- V$ E( Z9 |' }
- }
+ n1 [ ?# Q2 _" O& M - .dropdown-trigger::after {* A2 {6 j. m G- v/ z( J4 U' ]! e
- content: "›";6 q' o) U) [1 ^
- position: absolute;
: p9 M: C* `" ?' p - color: #ED3E44; N3 F+ S& J& Q1 T3 [
- font-size: 24px;
3 _% O, `- M7 y; G1 @: g - font-weight: bold;! X1 `# V, H8 l
- -webkit-transform: rotate(90deg);% n1 y; r+ D2 X7 e( [/ p/ h
- transform: rotate(90deg);
! A, A o; `7 f+ G% r( j0 ] - top: -5px;
% X4 S5 N0 T% \, D - right: -15px;
. ?- E2 F7 N( {# c# m - }
$ ?9 B0 l0 T1 E - .dropdown-menu {
) n# J; q& X% L/ B8 M0 N N! n$ K - background-color: #ED3E44;
1 A5 S# y I5 N! u/ S. W3 A - display: inline-block;
% p P4 x) k, o) `; H" X8 Q - text-align: right;' ^/ a5 c1 h2 E5 u" M8 D; R
- position: absolute;9 e) \' Y2 I: C" _$ t) k
- top: 2.5rem;. q% B0 z9 j: {5 B9 Y2 A: {! N3 d
- right: -10px;* c% V- E! w H* m ^
- display: none;) F9 g* O( ~. ]% z' A9 A
- opacity: 0;
) l$ R8 w" w. P/ P5 m* D: { - -webkit-transition: opacity 0.5s ease;
5 e _2 T7 ?/ F0 B' i/ x! z# t; B - transition: opacity 0.5s ease;) o% B) j$ u2 L& p- v7 Z7 B4 a; g
- width: 160px;
, i' S( ?4 j2 ^1 F2 U9 T - }: v; m% h/ z+ b8 p
- .dropdown-menu a {
6 j0 `' w9 k& d& {1 a' r$ g - color: #fff;" G. j) H) q- y
- }
4 H4 O) I. a# ^4 D% X6 g! g - .dropdown-menu-item {' K5 z( O0 z" H$ y. I: S
- cursor: pointer;0 T2 d* T# k7 e: I8 O
- padding: 1em;6 _) g+ O# T$ Z
- text-align: center;
' f" j) y$ w3 v' j) H! Z0 k - }
7 l( |; T* A9 h - .dropdown-menu-item:hover {0 c( D9 z5 r$ ?. y
- background-color: #eb272d;
6 p, ^2 p8 y" u0 [2 { - }
复制代码 3 X! n4 p7 ?- |
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( ~3 V0 v( y0 [3 p$ j2 f- ?
- <!-- Checkbox toggle -->5 _7 q# D% i+ b8 v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 Y( \, e% H+ D, j; ^8 ]4 R- R - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% x- M8 z: b6 l" p2 Z - <!-- Content to toggle from www.mfbuluo.com-->
7 N1 s2 M; ^- G% [& L, `, v& |# V, f - <div role="toggle" class="toggle-content">
8 [$ M5 |" O) Y, m( ?) s. X - BA-NA-NA-NA!
; L$ A. K( H- i8 o - </div>
0 Q2 T0 G1 W6 |' k7 M - </div>
复制代码CSS代码内容如下: - .toggle {
! s2 ~6 P7 I; g* i0 E6 C7 K - margin: 0 auto;& O2 r/ m9 i+ K. c/ j
- max-width: 400px;
/ Y: W) @) w. C5 V/ H - }8 n; `: U1 z9 \6 ^& u/ E
- .toggle-label {9 _/ @: h! M9 ^2 k+ H6 N0 _
- font-size: 16px;
9 q/ ?! y+ \; u- B9 b( Y" B2 x/ K - background: #fff;! Q4 l' S- Z, A8 V( v8 P* D
- padding: 1em;
* C# o B$ w! a9 N - cursor: pointer;4 B# h0 y# r8 A: l3 L
- display: block;' S' C. ^8 J; V! I
- margin: 0 auto 1em; |; X6 B7 W( L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% E6 k) l3 h- m$ V' R$ | - border-radius: 4px;. L6 d& p. v$ O2 S
- }
5 K# x9 y$ r y, C" E9 s* h, P - .toggle-label:after {
2 G0 U( u. W& I- p( Z. A - color: #ED3E44;' o9 @) T1 A2 A+ }; X2 f: \% h
- content: "+";
- o0 k e2 ~) W3 w3 I( |5 k - float: right;
( q0 q: \+ w* _8 A8 o. g - font-weight: bold;
# ], W m% B2 a1 T" J - }
' \) V) C$ G# R5 ]% l0 K- } - .toggle-content {
) v' ~3 ]! R, g7 T1 b T! X - color: #B0B3C2;+ v2 I, v0 a0 f6 l! i
- font-family: monospace;1 \, Z3 G; L# |: `) D
- font-size: 16px;
. d; A) E' h# ? O/ F. e! c* S - margin-bottom: 1.5em;: G. R; ~6 M* V/ v$ b
- padding: 1em;
7 [& M! [6 B) E - }
! c+ ]$ M- G" S9 n0 V s8 Y& v - .toggle-input {
1 t; S6 F: x1 P& F3 ^" O- T - display: none;/ v6 Y( S+ k) W& B
- }2 _6 M) \7 j$ Y7 g, d' y8 @, e
- .toggle-input:not(checked) ~ .toggle-content {
6 ?1 J E, R! I: N2 a - display: none;/ b2 T! d( P! O- x
- }
; Y; M5 Q& l7 c4 w5 e' h - .toggle-input:checked ~ .toggle-content {' |) O1 ~$ o) i3 c% K
- display: block;
; s( U. y& G: U - }9 _( R1 y, f* D$ j H. _
- .toggle-input:checked ~ .toggle-label:after {
0 G7 ~* H! M! w' x: Y. L+ h, [ - content: "-";
4 K1 T' ?2 r1 P2 z) T8 p/ [ - }
复制代码 ' N6 L1 e' @7 d
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