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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!"># H6 z- H4 `$ n, V! ^# @& P
- Label for your tooltip! _; k! V3 z7 a5 v* {3 Y2 t: y
- </span>
复制代码CSS代码: - .tooltip-toggle {* K+ n: `! w% l7 n' J7 C* N
- cursor: pointer;4 F: G! j1 U- T0 A
- position: relative;
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- .tooltip-toggle svg {
, w5 e! m2 o. k" Y& o" F6 S - height: 18px;
0 x" f2 b0 u5 T* I% e: o# |" R - width: 18px;. L% `( \0 T' m% w ?( a7 b
- padding-right: 0.5rem;
! Q2 d3 }- O& o. d. ]( Q' d - }
% r- ?' u4 k& l1 c0 [* m- Q) ^+ d - .tooltip-toggle::before {
& i' u9 n, d$ o/ C) ?8 C - position: absolute;
" t9 f r) T8 X- Y8 p7 C7 Q - top: -80px;2 w' F; p5 X! F: | h! j
- left: -80px;
7 ]# L: j2 e( K4 q2 A2 J+ ~; I3 E - background-color: #2B222A;: u+ E1 G4 M& d7 N" A a
- border-radius: 5px;) ]* F8 j& Y/ U/ E `) C% f
- color: #fff;1 N9 j8 K8 o! Y: U" `
- content: attr(data-tooltip);
9 G2 q! E4 [. q& T1 z2 K8 d, B - padding: 1rem;
1 P$ } s2 q6 V" i% u, P- I - text-transform: none;
- Y# d* r1 K& q- M3 t, C) Y - -webkit-transition: all 0.5s ease;
, l9 w% r% h, ]! {1 }/ r$ d9 r- } - transition: all 0.5s ease;6 \* h6 ~# `- J" h) ^+ h
- width: 160px;0 g% X: |5 {. R" V( W7 |* d- Q
- }
; h: u0 F! o& k. G& k! m$ H, \8 g - .tooltip-toggle::after {6 Z ]. t$ I& X0 f* v7 f+ Y
- position: absolute;* S) T/ ~: Y' W1 i8 {1 t+ v
- top: -12px;
m, T' u3 R$ |, A' a7 A0 @: s0 Y - left: 9px;
. T! O% B! o0 F+ L. e+ Q - border-left: 5px solid transparent;
. x" w2 r8 G J - border-right: 5px solid transparent;
% P Y \2 q5 n" z0 _4 E - border-top: 5px solid #2B222A;9 l. `5 K8 J4 I* E0 W- F5 u& g
- content: " ";
& y6 S4 S) X# V- o1 d - font-size: 0;
- Y0 }7 k) C) O; q! i - line-height: 0;5 f/ I: o7 \0 f/ N1 U f5 d7 I
- margin-left: -5px;
6 F- U0 n4 Z$ d; u, G" l4 p - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {" s2 C4 X* i) \. W
- color: #efefef;
; M3 ~. ?. a: B - font-family: monospace;
4 G, w9 P$ H/ u; Q; R* l/ P - font-size: 16px;( f7 X$ O9 s& a4 B. U7 p2 n
- opacity: 0;
* A0 T/ e! P5 ]/ ^+ m3 V - pointer-events: none;
$ g9 F; s1 e% d& H0 e - text-align: center;
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& S/ ^' o/ Y% g$ D' |3 x% a - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' Z& N2 N6 o" d5 S4 W - opacity: 1;2 _( N: V& j2 [, Z
- -webkit-transition: all 0.75s ease;
( O9 j8 W6 d B - transition: all 0.75s ease;8 A& z* R& v3 K# E' C
- }
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">7 }; h, T0 _0 Q: C- L
- <ul class="nav-items">+ S' z; e1 X: U
- <!-- Navigation -->/ f+ M7 H. R, k$ @+ `7 ]
- <li class="nav-item"><a href="#">Home</a></li>& X6 J2 ^, Q9 ~( C6 d! x% I
- <li class="nav-item"><a href="#">About</a></li>
, o! @$ f/ X- \: l. _ - <li class="nav-item"><a href="#">Contact</a></li>
( J& l& m7 G" D% B - <!-- Dropdown menu -->0 r M6 S3 F* A4 f; y! x: k
- <li class="nav-item nav-item-dropdown">
8 s) ^1 A9 V/ b4 r6 } - <a class="dropdown-trigger" href="#">Settings</a>6 O& Z8 ?+ W/ @9 E, a7 }, N
- <ul class="dropdown-menu">
3 _" C3 O" k' }; d% f' e* z - <li class="dropdown-menu-item">) U/ f7 O+ Q7 ?2 h8 g* x5 y
- <a href="#">Dropdown Item 1</a>
" ~! u6 Z9 W! Z - </li> e. t0 l: Z( Q* }7 @
- <li class="dropdown-menu-item">
9 f. L6 i5 V6 U' V - <a href="#">Dropdown Item 2</a>
. ?. X: I" ] b3 r - </li>
& `4 \5 X T' ^2 s: A2 y1 M8 ?( d$ b - <li class="dropdown-menu-item">
) {" |4 e* i) F5 p% u0 W, q - <a href="#">Dropdown Item 3</a>3 r" n" U7 S; c' Y- _: @8 G
- </li>) m$ y8 y g, ]$ u) E/ u
- </ul>
) |9 a/ `& M$ { U4 S - </li>
( [) \7 \+ { g( ?; N - </ul>
$ P9 k4 E0 B! x# X9 Q - </div>
复制代码对应的CSS代码如下: - .nav-container {" C6 C3 D" I$ `8 r7 L; e* m% }+ E
- background-color: #fff;( |& I0 |. {9 A. H. o
- border-radius: 4px;, Q$ B, O) I; x; I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ h& B0 R+ h( Y
- padding: 1em;: K! F2 `5 Z0 i( K) T9 L
- border: 1px solid #eee;
3 M5 Y; Y8 F1 b$ ^4 u2 q - display: block;# L+ \0 @3 ], t5 t
- max-width: 400px;
! q+ ]) Z1 y; G! k6 L/ M) I - margin: 0 auto;5 s! U8 k- w1 I+ n; W6 U
- text-align: center;
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- ul,
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- list-style: none;5 l7 w0 x; b: ~' j8 b' q( |
- -webkit-padding-start: 0;3 v& ^8 C2 O& ^' G# T: {; `% C
- }6 E6 E+ T$ A8 O' o' k. N }) |
- a {
7 L% }9 ]5 w) R2 I - text-decoration: none;
8 n, u/ S: E S5 S, B - color: #ED3E44;3 q3 n0 ~9 t: ^
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- .nav-item {
1 R7 S: E' T6 k# t9 N$ C$ h - padding: 1em;6 U& P2 w: ~) j: c& r4 J
- display: inline;7 w% q2 J2 C& A3 l8 ~$ i ^, i
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- .nav-item-dropdown {
* u0 P5 w) E1 P - position: relative;
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2 A/ w# R/ [& ]1 M+ d; j' r - .nav-item-dropdown:hover > .dropdown-menu {7 x' x& K/ R% E6 D0 H2 [! P5 `
- display: block;9 d9 \+ V/ w/ Z
- opacity: 1;: Z! Q) d6 E- a( A2 l
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- .dropdown-trigger {
$ _' c' j0 u* g - position: relative;
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, j; A2 \! D' c! v0 T& Q - .dropdown-trigger:focus + .dropdown-menu {
5 W+ u4 P. z1 X7 u. x$ k - display: block;7 `' x2 q" ~& E R: {% P; E: S; }) B
- opacity: 1;$ C. n$ g5 N- X* h( }: C# k! O
- }
" j# n1 f( T$ Z( n2 x% e8 u - .dropdown-trigger::after {: w% }( F1 I+ A
- content: "›";
# E, B: O6 k- V# q! a5 i, F( _$ @ - position: absolute;* u! ~$ u2 h4 Y7 }& [: [$ i
- color: #ED3E44;$ u- ]; E' U1 Z$ Y a0 p, L' o; r
- font-size: 24px;- E; a; }& k1 e! C9 ^) P+ L
- font-weight: bold;8 X/ a# T8 m9 a% H" y+ L; _
- -webkit-transform: rotate(90deg);
* {# c+ S. J! W$ G+ `, j - transform: rotate(90deg);
; M7 t4 V" ?2 {& l7 C p3 k - top: -5px;, N6 t$ S% \5 X8 n9 ^
- right: -15px;
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- .dropdown-menu {: x; F3 i! |+ f! l
- background-color: #ED3E44;2 R, j6 w# J: r7 k' M) G
- display: inline-block;
7 x; L0 }7 R/ J% n0 h - text-align: right;
. d6 K% ~6 j. ~. A$ q0 T q - position: absolute;
' j' j+ h$ \6 B& {# m+ C0 m - top: 2.5rem;0 D H( g4 f5 I8 |8 h3 b
- right: -10px;; b1 T+ y* Z+ C% V/ K% T& ?: G
- display: none;
' u* X. z( R4 `* z9 {7 t+ U; V - opacity: 0;
! a! T+ P' T7 z - -webkit-transition: opacity 0.5s ease;
0 e0 i' X) u% S - transition: opacity 0.5s ease;$ f# u* s R- p) h" y& X
- width: 160px;
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- .dropdown-menu a {
% S0 h# x& u7 o9 o) W/ m, ^3 ]# @ - color: #fff;8 `# [/ N0 Y. a
- }
+ U2 C" Z0 E: s) M( e - .dropdown-menu-item {
0 A, y9 E( y0 g+ x) r - cursor: pointer;% f3 l- |- s' I& ^! b/ @
- padding: 1em;; S: ~6 r/ t' K+ A9 \0 I
- text-align: center;2 ?6 ~! a8 U4 U9 k& \2 P7 t
- }
' O1 P+ P: j D1 A& \( ^& e - .dropdown-menu-item:hover {
9 M) \- ?5 E/ v3 z! X) } - background-color: #eb272d;
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复制代码 5 u' A5 r' l6 ~( }0 r
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 _1 I: V, g& `* L' w5 P
- <!-- Checkbox toggle -->
% i S* G* v# e) L( Z% Q7 y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ ^" i" ~: Q) d - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 ]: d4 f+ b2 Q! B$ s. L - <!-- Content to toggle from www.mfbuluo.com-->
6 m6 Z- q4 V) \4 k* ~ - <div role="toggle" class="toggle-content">( J% |( C1 ^: V
- BA-NA-NA-NA!/ q. v2 x' g: _/ O
- </div>- T/ ?, d+ a$ v! ^+ p9 r% I
- </div>
复制代码CSS代码内容如下: - .toggle {
7 i0 h1 C5 y- C% v; \8 u - margin: 0 auto;, ]1 h: k1 O: P- Y" M! Z' r
- max-width: 400px;7 T# r* @! c% m% P3 e
- }' t ?* n9 J. E9 _
- .toggle-label {8 D+ m E8 I+ _! O3 Q
- font-size: 16px;9 v2 O, K" P; B+ U
- background: #fff;
& ]) p9 q o- W1 w - padding: 1em;
& Y: J7 e5 o) N# t& Z% P; ^ - cursor: pointer;. B7 Z( P4 V& a4 e
- display: block;
1 {3 E0 R" Y+ ]2 a* L5 W* W0 y& X. ~ - margin: 0 auto 1em;+ D# a! \ P0 ^) z: b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 b& z: j! N; L4 M( K - border-radius: 4px;
- I0 X2 f V& B; n& X! j - }0 |! { g& b7 j1 z( d: Y% x
- .toggle-label:after {
& o+ K2 E y( n' X - color: #ED3E44;
" C$ Y2 {% y% |4 s# h" j$ s) B - content: "+";0 u/ [% z$ ?, n0 G* L4 ~
- float: right;
. T3 T6 o: q" z' }( w; k, l2 J# u - font-weight: bold;) v( @& T, i8 }- v; P, {
- }1 J0 V: x5 @) p) `8 U" r
- .toggle-content {! I, \5 y3 O7 S
- color: #B0B3C2;8 p& U1 V& g# m9 i$ | A
- font-family: monospace;
9 y9 g( F& X. Y7 H" o4 h0 n* O - font-size: 16px;# y; N1 ^5 { D" M
- margin-bottom: 1.5em;
7 o, o( t* Z8 Z; E" v2 y" s6 J7 j - padding: 1em;# Y; x0 j9 ]' k+ t' P# t9 y
- }
1 s {$ W7 o7 h6 F3 I& T7 `" T* ` - .toggle-input {
. v& x+ L5 F2 _& N - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {2 u% A) W( ]* l) s/ P
- display: none;1 i, v: @- D5 x% t3 c
- }, u, |6 f* f& l
- .toggle-input:checked ~ .toggle-content {
7 o: O2 l( \! x$ K5 I1 T" u - display: block;2 ~9 l3 V8 }7 R/ r; ?
- }5 x4 z5 G9 o$ C+ I5 l/ ^8 @
- .toggle-input:checked ~ .toggle-label:after {* d) r3 ?& C Y' I3 ?3 ?% P3 ?
- content: "-";
+ a! {/ s# h4 r; d0 A" N' @ - }
复制代码
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