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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!">6 C. _# A. Z+ M
- Label for your tooltip
& ^3 L6 }5 L+ F+ a7 O+ Q5 b - </span>
复制代码CSS代码: - .tooltip-toggle {% E. {: S, c/ A1 x8 t3 M9 N
- cursor: pointer;
|8 f" R8 c" {0 z9 E/ I$ C, I - position: relative; [/ U0 H0 [# E6 Y
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- .tooltip-toggle svg {
9 f! ~0 r) C. e3 b6 z# X8 f - height: 18px;2 ]/ p6 I& ?- V- [- g
- width: 18px;
& U+ g9 G0 n7 P+ ?0 r - padding-right: 0.5rem;( C; Y c7 p- ?" t- z ^
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- .tooltip-toggle::before {
" F4 A) [0 }5 ~* B7 T+ N3 B - position: absolute;; Q: [9 D5 f2 \% Q+ `6 W
- top: -80px;: w4 @( w2 V3 H4 W1 e5 p, P& y
- left: -80px;! M% H$ A2 S7 l* s8 M
- background-color: #2B222A;5 g' \( F+ L$ w9 i3 F
- border-radius: 5px;) [+ A- Y3 H6 g1 R* w/ i
- color: #fff;
+ v+ O8 U8 Z. M' W - content: attr(data-tooltip);
5 k/ ?8 U8 s2 d5 |0 E - padding: 1rem;
, w5 n* ~8 g& M- G - text-transform: none;
% q' D. }& T( k, e; y% s: A1 u- r - -webkit-transition: all 0.5s ease;) n; ?; n, K: U) u
- transition: all 0.5s ease;
! A F- j. F$ `1 q% P: @4 I8 g - width: 160px;- B* N8 w) t q4 F) }! l; K: r' w
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- .tooltip-toggle::after {, p5 ~0 R' U4 _6 L' H, n2 ]0 h( R
- position: absolute;
" T+ F: t" p5 U* |2 D8 A- M - top: -12px;$ F+ k* q( _. g" K
- left: 9px;
7 u4 _/ Y" [4 p; v+ m1 K - border-left: 5px solid transparent;) W h0 o- q" L# N' r+ b( R6 k) E4 R
- border-right: 5px solid transparent;3 z9 g9 Z7 g' P0 K
- border-top: 5px solid #2B222A;
* V& c _2 g: F+ H8 [' d! N - content: " ";
; E4 o9 N8 Y) M% {* V7 r - font-size: 0;
' y: ?% ~3 K: y2 ^: P! @ - line-height: 0;
. }0 N2 E/ z6 A- J* ~% @" l, P - margin-left: -5px;0 r% [( \# }, m9 a+ ~; ]+ J( U7 L, T4 R
- width: 0;8 L) Q8 ]: _2 u5 h# d+ ]8 l5 }
- }
8 E9 u% ^2 Q: b- O0 t8 n8 P - .tooltip-toggle::before, .tooltip-toggle::after {8 F8 t' g8 H+ D0 V- V8 @( j
- color: #efefef;/ l4 c4 I% V/ b k `7 V
- font-family: monospace;
' C4 }* w: P3 N: Y( k8 q' n/ t4 q - font-size: 16px;7 o0 I$ h9 y. ]. q( X" h) Q4 z
- opacity: 0;
3 @: q* m/ @; p+ B% @7 _ - pointer-events: none;
, Y+ i, ]( D( Y" d8 `0 t+ } - text-align: center;
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1 K( T' ^7 R, `( }! R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, T* A0 |7 r# v# q9 _+ l z
- opacity: 1;3 F2 D: p% m* f7 t. S8 R
- -webkit-transition: all 0.75s ease;
1 s+ u" H# Q0 Q6 N2 D' a - transition: all 0.75s ease;
# r4 v0 A% H$ Q$ P* x 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">+ Y/ o4 k% Q4 j
- <ul class="nav-items"> F7 X* w4 T; [1 \; S5 r' Q( z
- <!-- Navigation -->
0 V r. K9 @$ P - <li class="nav-item"><a href="#">Home</a></li>9 F, k8 H1 t6 X3 g1 {8 e, Z# s* S
- <li class="nav-item"><a href="#">About</a></li>1 M) R2 V/ N& F/ [0 W6 s& f
- <li class="nav-item"><a href="#">Contact</a></li>
# ?# D; s$ u5 J ]& q/ e - <!-- Dropdown menu -->0 {2 R" b, G# d4 {. g# Z
- <li class="nav-item nav-item-dropdown">; B1 r& G5 f; |* b. W% B
- <a class="dropdown-trigger" href="#">Settings</a>7 z* j) o% o: o$ s
- <ul class="dropdown-menu">
9 ?& b1 F# i1 d2 ? - <li class="dropdown-menu-item">
. ?2 m. c5 c5 u$ i4 { - <a href="#">Dropdown Item 1</a>
- C! H4 ~/ p- f - </li>% n/ _2 g: U5 _1 h8 P5 M: {
- <li class="dropdown-menu-item">
6 J4 R! S6 E( h - <a href="#">Dropdown Item 2</a>
8 o. m+ M9 s' m1 Z5 s% V - </li>( u! r/ V3 ?5 W1 R# Q
- <li class="dropdown-menu-item">
, B& D' H4 c/ p; S" `* ?# b - <a href="#">Dropdown Item 3</a>- V8 y! X5 T' S4 K$ a
- </li>6 U3 I) q- {, w3 a( I* m3 s% c; J
- </ul>' W. t6 [8 x# v' j
- </li>
0 \& M$ x$ G: n$ o% E - </ul>
9 @$ }8 W; c* |/ \: B. |: { - </div>
复制代码对应的CSS代码如下: - .nav-container {# z3 W( X: A7 y0 J
- background-color: #fff;9 f; _3 R- B, }# ^" b, C2 Y. P' j
- border-radius: 4px;
/ P$ D2 B. q+ F. V( q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 { C7 P& H0 Y9 o" Y - padding: 1em;
+ t) y5 O# M4 L9 n4 h# V - border: 1px solid #eee;% W( Q O) Z1 z0 }" r. C& }
- display: block;- _ W( C4 r" n0 ^, E/ r( P
- max-width: 400px;- l i) d3 a6 A
- margin: 0 auto;
) l8 b% h" ?$ t0 R2 G5 b/ y+ ^' ~ - text-align: center;
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- ul,
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- list-style: none;
( C% \% N0 Z. n - -webkit-padding-start: 0;7 N0 {( i; n# n% |
- }8 ^2 M" ?8 @1 A" S1 {
- a {
; ]9 q, \+ a4 o4 G8 N7 g c - text-decoration: none;" X( D/ `/ N9 |- c
- color: #ED3E44;
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- .nav-item {
- N; A4 w! P& x - padding: 1em;
* i T+ y- n/ d2 { - display: inline;( m) V$ v# d0 s1 W" q7 a
- }
' g: B& l* v4 w5 W( d - .nav-item-dropdown {
, g" Z3 l. S j - position: relative;# C7 K- P/ R9 B7 R& S+ Z2 A
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- .nav-item-dropdown:hover > .dropdown-menu {
* K! \+ Z/ |9 v, X# B - display: block;/ j6 A$ B2 @! X8 s+ O7 F/ c9 b; k
- opacity: 1;; T9 g( S/ d4 i: t9 @' s. Q
- }
9 c) `3 |% R* r2 i7 l1 `$ }- q - .dropdown-trigger {0 c8 L. E/ K: e$ x( x' F
- position: relative;3 o- m( G3 i$ {9 `
- }
" }, W6 x" ]. ?* q7 \. K - .dropdown-trigger:focus + .dropdown-menu {
5 h7 `6 \1 w1 X5 S- g - display: block;. C7 W0 {9 u" L. Z6 r
- opacity: 1;
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- .dropdown-trigger::after {
6 H. C' K8 s. r3 o4 F! Z) Q! A - content: "›";
7 ]8 H; J) R. k# H - position: absolute;# ]- o7 ~* m0 {, T) w5 x/ m
- color: #ED3E44;
' z$ v- v9 P* Y3 k& U8 c+ Y - font-size: 24px;' u% ~. Y' O1 T+ J9 E) d) G) W
- font-weight: bold;2 X2 x" x9 O5 K, m$ J/ w, x
- -webkit-transform: rotate(90deg);" b2 y# u5 V9 A& f7 Y5 s [
- transform: rotate(90deg);5 E, x* v7 [. O2 A5 l
- top: -5px;
! [$ P' I& i% { R Y' N8 s& @$ f) I - right: -15px;
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* f$ R. Y! G0 c0 q$ s1 s - .dropdown-menu {
- O1 E% H( V- y, A0 s - background-color: #ED3E44;
, [* [6 U0 N6 h9 x: U# l - display: inline-block;9 t0 a* X, R* l, q0 @
- text-align: right;) d2 N. B4 u% M, u4 e
- position: absolute;6 S/ f" z8 Z6 V0 G' u! y5 l6 e4 u
- top: 2.5rem;
2 C( _# w; N+ U - right: -10px;& H7 \1 i6 E( R- O# K9 k) E
- display: none;+ s) @! s4 V* z0 o$ q) |
- opacity: 0;
$ ^) D* z. Z: p& ?% W - -webkit-transition: opacity 0.5s ease;3 j# ?9 v- q# w' g0 I
- transition: opacity 0.5s ease;
4 \ W! ?8 E* |6 j - width: 160px;
; n, R# ?0 a; ^: P - }
/ y- c% G, Z7 [ - .dropdown-menu a {% m! ^+ P1 c3 t4 |. K% J/ c
- color: #fff;# y2 A' q6 ^+ a% y
- }9 w. I9 v8 |+ {+ I5 ~, W2 g
- .dropdown-menu-item {
: G. a; j- K) l3 ^) x - cursor: pointer;+ z6 S2 W; C# E/ X! ~
- padding: 1em;8 a" k! m1 R: C/ B6 g
- text-align: center;
- p" ]+ ]9 r r/ h% [ - }/ K- _# j, A+ o
- .dropdown-menu-item:hover {) ]/ Z& m, h. ?- W( F* p2 J& n. t1 |, \
- background-color: #eb272d;- R& A: B1 n, e! C4 c* W; V' P
- }
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! |7 G5 E! E- H& W% j可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& p2 L% i/ t# x - <!-- Checkbox toggle --> N! A5 P5 d8 ]3 |# q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- c1 _1 \* P8 c9 D) ?( c
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ z4 d+ D! L% v1 a& j: L9 R9 j. B - <!-- Content to toggle from www.mfbuluo.com-->7 P6 J; [9 `$ G: v5 g- z: ?8 e
- <div role="toggle" class="toggle-content">, I( H5 i, K p
- BA-NA-NA-NA!# {1 H$ w0 e% o7 }; } g
- </div>
) B* _9 K( a! \8 T. y7 _ - </div>
复制代码CSS代码内容如下: - .toggle {# X6 W& e) i9 {0 L0 b; ~
- margin: 0 auto;% a$ O8 O, L W6 e4 F
- max-width: 400px;
9 b2 u* L1 P8 u) o - }1 o" B0 m M1 q) E- w; R
- .toggle-label {9 c9 A2 p- C* y1 i
- font-size: 16px;! [. g% i' f8 _- Q
- background: #fff;0 Y; {0 \+ M2 B" O$ t
- padding: 1em;4 e9 t* ?7 \3 G, Y
- cursor: pointer;
" g8 Q. n+ V# H9 ~/ v& H" U J - display: block;
: j+ p }% ]5 h6 M - margin: 0 auto 1em;
6 I' T# C( C: E7 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: _4 U0 d+ [) k) H2 X
- border-radius: 4px;
& S9 Z8 Z. n8 ?1 l6 P - }
) {' |) X/ p8 V( e- Z& g - .toggle-label:after {$ T* o. T! l' D8 j0 [/ y# ]4 K
- color: #ED3E44;. W2 h6 t) U2 d7 ~/ f
- content: "+";; {& x1 K8 v' r( `
- float: right;. z% i2 j" _- u1 Z% W: @5 o4 t
- font-weight: bold;
u' A9 w) o: s( w6 A U - }0 W9 ~ e4 U4 J
- .toggle-content {0 N. m3 X/ o$ X* a% y
- color: #B0B3C2;
* `: G# L, o j$ V- v% _! ^" i - font-family: monospace;6 G/ h% E5 w2 X! M# i/ g
- font-size: 16px;4 V: c+ F. J/ ^# |9 P! ^" G
- margin-bottom: 1.5em;
7 O+ O1 u. ^$ J: n3 O- k3 m - padding: 1em;
. a& J+ v3 Q- ] - } n) r5 J9 s; x1 a2 x* p
- .toggle-input {8 y' @7 P. A0 }' L6 n! M0 P
- display: none;, i/ e1 m$ ]# d6 K8 t
- }3 k' i: j& y1 D8 _8 E
- .toggle-input:not(checked) ~ .toggle-content {
" q( h. P3 U* _6 ~ - display: none;* {: J8 i$ q4 t6 `$ B) G
- }
8 l4 W% O# r3 [ - .toggle-input:checked ~ .toggle-content {
: G* k3 e6 M( {# k; T0 R' m2 ^% _2 ?6 R - display: block;
8 w) A4 B; R( g5 ^9 z# a - }% c8 X' [6 I' t! _8 V" ~
- .toggle-input:checked ~ .toggle-label:after {: h6 E" c4 W0 x W# f/ d, W
- content: "-";
: }0 Y5 L( T# m5 B$ l - }
复制代码
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