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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!">& c( [1 ?( \- h0 u5 J- X
- Label for your tooltip6 N1 a' E# ^6 [1 v5 i
- </span>
复制代码CSS代码: - .tooltip-toggle {+ Q0 Q/ o% C( V& C# p( ? ?
- cursor: pointer;
, T0 ~1 i$ j* J" X8 H - position: relative;
" p( A: a9 R' d0 ? - }
8 K3 n: q7 j1 s% r" F; M - .tooltip-toggle svg {
- O2 W6 i3 [0 X* t* A - height: 18px;
; M& C+ W& f4 V% E! I- ` - width: 18px;, \. X% U) z& P2 B0 N6 Q! f1 Q: Y
- padding-right: 0.5rem;
: A7 ]* `5 T* q9 e- b - }
9 T4 S* s% O- E, o/ E - .tooltip-toggle::before {
( Q- a R8 P* ]) ~) P* K2 B* C1 v - position: absolute;
6 l' P. s* M8 P1 ^- `+ H' H B3 A3 J5 h - top: -80px;3 g+ H& F, u) s: D3 D {! r6 F
- left: -80px;; R+ O! |- Q+ k! X7 r1 i, q: L, O7 F
- background-color: #2B222A;& ~* ^, f/ C- r( ~; G: _! z
- border-radius: 5px;6 [" B& s4 y8 c
- color: #fff;( k; ^9 }% @+ j% d: ?
- content: attr(data-tooltip);
* S: j' |! t! R0 j5 a - padding: 1rem;" i' n0 P& z; @, }+ \
- text-transform: none;. }" f; a( {$ x7 ]
- -webkit-transition: all 0.5s ease;& v$ N! u( D, q% V- v9 ^
- transition: all 0.5s ease;7 u; B9 ~ G3 M j* Y
- width: 160px;8 b6 ?4 d6 B/ A
- }
$ I" f+ b2 o& T2 I - .tooltip-toggle::after {2 o* v. A# Y5 W. S B5 Y: x0 w1 R9 B
- position: absolute;
2 K# o& R7 J3 h* N2 A3 t' | - top: -12px;
, ?9 i/ G. r7 o - left: 9px;
6 t5 S4 |: {% P0 I - border-left: 5px solid transparent;0 U3 a! [' X/ m( b/ H! K
- border-right: 5px solid transparent;4 Z0 G9 n* H1 L1 j
- border-top: 5px solid #2B222A;% ^' S# y1 |/ l. p5 b
- content: " ";
4 O, @4 k. u/ E e0 @" L0 i/ R - font-size: 0;6 c3 R! F5 N# f' s) W z1 g
- line-height: 0; c3 @$ \. b8 b: h; g! O' @8 @
- margin-left: -5px;# `! M/ J' t$ k! w& S
- width: 0;
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, |* V* {) N4 @- e' Q- ?. x r5 M - .tooltip-toggle::before, .tooltip-toggle::after {; \0 Z; m8 Q- J3 P$ q
- color: #efefef;
, `. W% C- B, ?& H! v - font-family: monospace;
3 ?7 x2 B8 ?3 h$ f4 t - font-size: 16px;
; |+ ~: K; J, c. P - opacity: 0;. _1 u5 m/ X" \
- pointer-events: none;
; O7 I& z7 K* b - text-align: center;
$ b6 J7 T, ?) Y7 z4 [* j w% H - }
9 j- |% M- v, `: Q# n& N8 a. w - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 _4 h2 \* ^( e1 S* C5 h
- opacity: 1;. Y+ C# ^; h9 q
- -webkit-transition: all 0.75s ease;' H! k n+ p* a8 k; v; G
- transition: all 0.75s ease;
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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">
2 J9 b8 x8 [# D2 ~ - <ul class="nav-items">
3 h8 l5 \9 \9 O) }/ i) S, k7 ] - <!-- Navigation -->
6 I; q, }! {/ D9 b - <li class="nav-item"><a href="#">Home</a></li>
+ g, z8 f% Z8 E- B4 D8 W7 q - <li class="nav-item"><a href="#">About</a></li>2 K# m3 |2 Q& X3 Q. i; s
- <li class="nav-item"><a href="#">Contact</a></li>, p/ Q! I; y7 t% `- t9 X
- <!-- Dropdown menu -->5 n4 y! q, g; {6 J0 q3 G
- <li class="nav-item nav-item-dropdown">) @6 i- O5 Y$ q5 t- I
- <a class="dropdown-trigger" href="#">Settings</a># k3 ]8 X5 l0 [$ P
- <ul class="dropdown-menu">( Y0 x7 G7 {( T9 K) l) {
- <li class="dropdown-menu-item">
8 g+ M1 K& E4 o I& e" ` - <a href="#">Dropdown Item 1</a>
* f: |1 d9 n* @4 N3 h- w: d7 D4 c - </li>
. a: W" J( W9 E& \- R6 L- x: l - <li class="dropdown-menu-item">
( z3 W. \2 Q; k9 d8 _) w. a) d( |' T5 f - <a href="#">Dropdown Item 2</a>
8 h! A! q+ H* m) ~. H - </li>
0 m/ n g: S n3 Z# F | - <li class="dropdown-menu-item">
6 _6 A/ r, K" F3 B( O0 R' W - <a href="#">Dropdown Item 3</a>( K& P, @6 W- [+ P# X. L
- </li># o$ s ^; C( ]! E4 d: E4 H* a
- </ul>
, ] i$ T4 ^5 S: E9 C. p: f8 W! M - </li>
$ {- [9 A. e+ r+ X3 e A - </ul>- ^- w# t, ?( ~! N9 j
- </div>
复制代码对应的CSS代码如下: - .nav-container {+ c5 Q& |4 {+ j' i. T* l, q
- background-color: #fff;
& Q) ]" v& o5 N# m7 ?8 Y - border-radius: 4px;
- f( }) y0 o2 d: Y/ U - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' P( P, I$ j7 h/ g- V& Z. {" E# O% K - padding: 1em;' _' J2 \7 p* t1 a; \$ U
- border: 1px solid #eee;6 {* o2 G' v7 Z1 f. v- a
- display: block;& x d& }& f3 g* P8 ~3 l& Y; O
- max-width: 400px;3 l: ^! J* X0 Y% q
- margin: 0 auto;" G! \+ L, K0 r8 Z+ h2 J+ N1 k
- text-align: center;; c7 d: H9 b8 o/ E- S
- }
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; N) z8 W; r0 W% E r6 x/ h - li {- `# l8 e* N/ N0 o% D3 ^
- list-style: none;3 l9 G! q- J |" A B& y
- -webkit-padding-start: 0;
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- a {
: j0 T) `6 n2 P3 A( S$ X* Y& V - text-decoration: none;) S" e. B- _% p5 w. D/ x( V H" T" z* I
- color: #ED3E44;( P; [6 ^' q, z3 K( B
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- .nav-item {
0 m' [7 Y$ j: K/ ?2 k - padding: 1em;
4 f5 r8 M" u" o+ c0 o, Q - display: inline;
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# y$ T% B- d, f4 h - .nav-item-dropdown {
, n- ~4 S5 n1 s$ z" T - position: relative;* @2 z1 ^+ e. m3 @" d! G
- }; ^: I5 {; a0 J6 Q' g4 V$ E
- .nav-item-dropdown:hover > .dropdown-menu {9 R+ W( A {% s) W8 i
- display: block;
4 m" Q+ G6 [+ D: t$ g7 h - opacity: 1;7 ]* e, J) ?5 Y( o& ]7 P& D
- }
2 A0 c8 l4 l4 q+ P# L8 n' H" O6 X - .dropdown-trigger {
3 G( z- ^( y8 Y2 }: K - position: relative;6 @5 q* P5 B( q a' K
- }
5 h: O+ D* l, X$ H - .dropdown-trigger:focus + .dropdown-menu {( }+ Q5 j8 L! A! k% p& Z/ M* G% |
- display: block;
2 H+ H6 v( o& ]. q1 A - opacity: 1;
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* q: {: X8 W, k6 u$ L" j - .dropdown-trigger::after {: z& |7 H6 i) w0 e" i; O
- content: "›";! b5 T9 O- r \5 r/ O2 l C6 l* a7 g
- position: absolute;
; h; s/ i8 Z9 X- G& W7 i - color: #ED3E44;; \$ @1 Q$ m& U1 e! o) N
- font-size: 24px;
h( J- n# \ v# n1 c! o( K - font-weight: bold;
. {7 _. I. N! a0 O( b - -webkit-transform: rotate(90deg);, N: V8 \6 y( O
- transform: rotate(90deg);
. x( q2 ~/ P6 F& r2 s$ y - top: -5px;' ^! g1 L$ s4 z4 L0 R+ Y. C! ^
- right: -15px;+ T' |" N. o y' _3 b% b( z! x/ v1 x+ q
- }) {! ]8 m- f$ }! |6 G
- .dropdown-menu {
, Y0 o- P1 R1 V - background-color: #ED3E44;
+ H+ ]- H: b* } - display: inline-block;
% K) w, l, s, e! Y - text-align: right;, \+ T0 ?7 W# b) z8 o& s5 ?
- position: absolute;
) i3 C1 l$ W* }" A3 t. f, X/ v - top: 2.5rem;2 F( z1 N, [, G7 p9 s+ z
- right: -10px;
2 J$ x6 c: r+ X. p - display: none;) Y! |# ?" m9 W6 ~" U
- opacity: 0;* _ v* e5 G* x! I
- -webkit-transition: opacity 0.5s ease;
+ E' a) r: X" U/ k - transition: opacity 0.5s ease;
4 B; ^8 z! t9 f5 w4 v - width: 160px;+ o$ E: Y' o. e7 i ^
- }
' E: @8 e$ e" @) i" P2 y0 c* P - .dropdown-menu a {; I7 w9 n7 n/ C% w( K
- color: #fff;+ c; |3 N t; Q/ N+ F* O9 s4 {
- }
! [, i" [4 q' Q% m; \, R: U - .dropdown-menu-item {1 M! R! h: Z8 j2 D0 \, N
- cursor: pointer;# ^4 W! h- I8 E! X3 i) C0 X
- padding: 1em;% I) y4 y9 N# T5 e% v% l' P
- text-align: center;
, d. ^8 e9 \6 [4 J: [$ K$ W( W4 ? - }
" B+ U. {1 q8 f* r# Q - .dropdown-menu-item:hover {
1 R4 E- b6 s) _ - background-color: #eb272d;0 V6 D, y _5 j5 k2 T( @5 S6 ]; b
- }
复制代码 4 i/ _* T! c2 D2 J! ^$ U/ i6 p
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> Q% r3 }9 S! x8 T% @" W
- <!-- Checkbox toggle -->
3 s; {( a! m: [) L. A- o- G4 } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- P& q; |. z( F+ r/ H/ w5 c
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 K& K0 M @, u) e# e - <!-- Content to toggle from www.mfbuluo.com-->
/ |% {1 Y' W& q. b& S6 W - <div role="toggle" class="toggle-content">$ R8 e- h6 x" ?3 c1 m
- BA-NA-NA-NA!. Z: g3 m- U8 s/ n' t5 J* w
- </div>
3 O- q8 H" b2 H5 L+ S5 D# E) o9 H# p - </div>
复制代码CSS代码内容如下: - .toggle {% W7 B# O& N, K5 }* k1 s
- margin: 0 auto;
- C5 F8 G0 s- }. I8 w4 [% I - max-width: 400px; K! D7 p0 U5 R! Q6 E
- }
( d8 i( ]/ q* x: @ - .toggle-label {
! A: ~" ?* w Z7 d1 J5 \5 A+ J - font-size: 16px;
3 z0 u ?: z6 G4 j" g" _ - background: #fff;
' O- c5 `5 Y1 I o/ g - padding: 1em;2 a+ c4 t* W/ W4 i, r* n
- cursor: pointer;, Y% Q" W8 q% |. \
- display: block;
1 C# r; H' F) C8 k - margin: 0 auto 1em;" {+ {2 `+ q) ~; [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* M6 o) j7 ~0 v' w, X
- border-radius: 4px;
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4 G* W5 E1 C6 @9 O0 A6 d - .toggle-label:after {* c/ P6 {5 f7 n) V9 l3 l( G
- color: #ED3E44;2 { {+ m/ n* V: L
- content: "+";1 d' F* M. {6 R, s' @
- float: right;
5 m8 ~- Z+ w2 g- W/ v* h - font-weight: bold;: J: F" g3 k7 h+ K; g& k4 E8 B
- }
0 M. x. G4 d/ K; T - .toggle-content {) {0 x5 |2 [' h0 f0 w. [2 p
- color: #B0B3C2;
& o0 K+ h: O# k! L; [ - font-family: monospace;
; p# V3 j; v' F - font-size: 16px;! Q! w! g6 M) j k$ N
- margin-bottom: 1.5em;% F7 P1 t q3 K7 V
- padding: 1em;& N0 J- z9 R2 q% A2 `. D4 I7 T- j4 I
- }
+ p2 M& t% E/ E2 s1 `0 O! H - .toggle-input {
( Z5 X3 d; z7 E L- ?5 K. z& I - display: none;9 G8 R( k- v8 z* M; |4 z
- }
8 W8 V1 f# L5 d- E - .toggle-input:not(checked) ~ .toggle-content {; S8 p5 x1 b# B& u$ }, a4 n
- display: none;
4 Y- T, d5 N! ^: a+ B% b - }. q( C+ ?9 e# J1 p% T7 L, h/ }. j2 ^
- .toggle-input:checked ~ .toggle-content {9 t: x+ K j7 r
- display: block;1 Q! J% F3 O/ M. m0 _
- }4 ^$ k, C6 u: A* q3 l; I
- .toggle-input:checked ~ .toggle-label:after {
8 ^) C7 L2 f$ O/ T8 L - content: "-";0 \8 M/ t9 b6 f' c8 K8 G
- }
复制代码
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