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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!">
% i% i0 r" P% Z) h - Label for your tooltip
4 d* @ {4 [" h' C. A) `9 ] - </span>
复制代码CSS代码: - .tooltip-toggle {! u* [0 g& |- Y. ]
- cursor: pointer;
: ]3 B, U% \. n% n/ d5 m4 i - position: relative;+ ^" [8 S) u6 N) u* I4 ^, @' u
- }& d3 F0 X' E6 I! l+ J% Y
- .tooltip-toggle svg {6 @0 Z% A/ K' |$ m8 `) V
- height: 18px;' r$ R" Y6 Y M$ M+ Z6 p% N
- width: 18px;2 |4 i6 U$ o- R2 n, y6 h9 V9 _5 a
- padding-right: 0.5rem;
" E/ A" K( x R; ~) Z - }
6 L1 h2 _# U R2 r+ S" |' c - .tooltip-toggle::before {
+ }' Z% x8 c# E" {6 _7 }. Y - position: absolute;
' ^5 f8 @. u$ {6 l3 c2 N - top: -80px;" w1 r5 L* g9 Z; [5 D$ s0 j' ]
- left: -80px;
2 L, k! L/ Q3 }" Z8 x, A - background-color: #2B222A;
, ` j1 O8 l" {8 i - border-radius: 5px;. B; L! {* K( w) H8 F5 x. z7 ?
- color: #fff; L* M8 D$ ~2 _ B; p; E2 W
- content: attr(data-tooltip);
* h7 H) [9 r, x9 d - padding: 1rem;
* i1 V! |4 b2 \/ ~$ k. q - text-transform: none;- y, ^1 {5 k0 R, a0 F' @
- -webkit-transition: all 0.5s ease;
: {+ i+ f- h3 d3 q; k2 b5 `3 N# r - transition: all 0.5s ease;
0 J4 h0 S9 y/ t& X9 F - width: 160px;
& r0 p3 r/ h& s* A" W+ u - }
& t5 Z3 b" H8 E2 ?1 [2 `0 g+ v - .tooltip-toggle::after {# ~; n, m( ]% a5 y! i6 ] e, G
- position: absolute;
5 z" v& D8 W: r0 J3 ~ - top: -12px;
& k5 P. i* _% m& K, z9 w - left: 9px;
1 P( i# J' g) F. J - border-left: 5px solid transparent;
0 j+ j- P- j) @9 X - border-right: 5px solid transparent;- ^2 t: h# U8 h! r5 z' l, f- m
- border-top: 5px solid #2B222A;! {8 }) |& r* d5 f$ _" F8 N
- content: " "; Z6 M w* b4 ~1 c
- font-size: 0;& K4 D. n! b1 n$ t2 Q
- line-height: 0;3 W8 c, P8 y) i: r, w2 N
- margin-left: -5px;! b) G' H, M& ^. i" e5 s5 p
- width: 0;$ N5 q7 G% O8 A
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- .tooltip-toggle::before, .tooltip-toggle::after {/ p- I7 y% V' v/ [0 j
- color: #efefef;
+ Y6 V/ A3 l# D6 X- O - font-family: monospace;$ u9 E: }) Y7 x2 e u' g
- font-size: 16px;
) T* t$ g. P; C, R: [5 ? - opacity: 0;
/ L, L! G( M& W7 }, f- Y2 j - pointer-events: none;8 H! E8 G1 c( X6 t
- text-align: center;) t, V+ V$ p1 _" p2 `# F
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 A5 y. H& L9 r1 a - opacity: 1;: U) w, [3 T( F' H6 u. _
- -webkit-transition: all 0.75s ease;/ i7 {5 y' E6 |$ d: `1 F
- transition: all 0.75s ease;' B- c' g( j1 L7 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">
) _' M7 F2 C+ ~) E7 [+ u3 p. P' _ - <ul class="nav-items">
: E7 X% L- U" k l" N: V - <!-- Navigation -->& B. G( \# \* g, X v) @( W5 q
- <li class="nav-item"><a href="#">Home</a></li>! ?. r; m- f6 \# Y" h! T
- <li class="nav-item"><a href="#">About</a></li>
8 d/ M# d) ^# u+ l1 Z# s5 q2 F; h - <li class="nav-item"><a href="#">Contact</a></li>
7 |: M8 K8 f. [ - <!-- Dropdown menu -->
( Z: c3 J2 t/ W: o5 p8 z7 h; p% d1 A5 e; A - <li class="nav-item nav-item-dropdown">
+ a& ?6 J+ ~+ r" O S# H6 e& J6 a - <a class="dropdown-trigger" href="#">Settings</a>+ B; M9 n7 T2 r" d
- <ul class="dropdown-menu">
7 |3 ?/ }7 W' r! F - <li class="dropdown-menu-item">
& {! v7 W& B& J( }0 h( B - <a href="#">Dropdown Item 1</a>9 Y% W" | U- \! t
- </li>
g7 f- t& t0 _7 T7 Z6 M: w - <li class="dropdown-menu-item">+ g9 x2 ^* U% y; K5 r1 V+ K# p D
- <a href="#">Dropdown Item 2</a>
, _7 e! N/ V+ ?! D5 x5 D* A1 } - </li>: [) S1 |9 g9 y5 @. A' c
- <li class="dropdown-menu-item">9 [( c" o2 q* b& F
- <a href="#">Dropdown Item 3</a>
9 m" j9 @7 X0 V9 C8 n/ T/ r/ n - </li>3 A' s# t% c, D7 v
- </ul>
8 h: }* M8 E9 V0 _* M, g - </li>
( ^) R' M$ `( m% Z; h; J6 d - </ul>
3 }3 {% V1 }, @9 ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {+ p* ~7 b. M1 ^
- background-color: #fff;
' K' D: k' I4 q6 X* f - border-radius: 4px;
/ b6 L( B4 \: I6 [ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ M9 r _4 u q" h5 P' p" h
- padding: 1em;& l* B. `: j3 L" @
- border: 1px solid #eee;( t8 ~ L4 f; Y |
- display: block;
: B' f; q9 {0 _1 P - max-width: 400px;8 c; v/ d! ?& E
- margin: 0 auto;
- \* D# D# ~$ @. v3 n" V - text-align: center;2 I2 w: U, k5 W
- }
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- li {
! {' z! K. |7 z* C/ J' V; z8 a - list-style: none;
& Q8 l0 P0 h5 Z5 l& u6 R$ m - -webkit-padding-start: 0;
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- a {
- f. l" ^ I# ~: j: S$ o - text-decoration: none;9 q0 \8 y0 K2 _ }
- color: #ED3E44;
+ I8 i3 j* C; p. D% _: {0 U3 _ - }: G% H; `- `2 B4 ?1 w
- .nav-item {* ]( b2 r, e) f, q- v& L
- padding: 1em;- p" g' j" w* W) \* ]
- display: inline;* Z; P+ y& \/ W- F6 e5 q
- }# |4 m& O& |: b4 [. s- V5 K
- .nav-item-dropdown {+ S! R$ Z& \: j7 |5 @ h' R; I% f
- position: relative;& `& f2 p2 \$ c' r; n
- }
; v* v& @$ T+ O% _; W - .nav-item-dropdown:hover > .dropdown-menu {
5 s6 K- B; S9 E0 o& I) L - display: block;
, m9 ?# y% z9 N' F0 [ - opacity: 1;
( p' R8 n/ D @/ d4 x - }
) r+ H3 V/ }) I& K) A: O - .dropdown-trigger {
4 M/ k: ]! k+ u8 G6 Z2 o - position: relative;3 W: X. y1 N0 w$ [6 J3 s3 v" q
- }
$ b4 d$ z* V1 ^2 L - .dropdown-trigger:focus + .dropdown-menu {( D7 k5 L$ |: P9 q1 d! }5 w5 E- S
- display: block;- f# H" k! f/ j" Z4 j8 b: C% R
- opacity: 1;
8 N2 l, Q( X8 [- O6 I - }
4 Z# y% S5 C& L; r" B - .dropdown-trigger::after {
6 d: }6 |1 [4 ^! x - content: "›";
+ Z. N+ h2 K: ~* F& b - position: absolute;
. Z" o" X( w" ^ }8 b7 o" S7 k n7 H - color: #ED3E44;( J7 Y9 ^1 q! @3 `- D4 E' x
- font-size: 24px;, X/ V2 T) c5 m z8 I& h
- font-weight: bold;; B. x: y- m7 c
- -webkit-transform: rotate(90deg);
/ ?. J& W' n, X4 @' L6 p2 ` - transform: rotate(90deg);
+ H+ R: h) n3 a - top: -5px;
6 D; `9 m7 _4 A2 g$ \. o - right: -15px;
4 h, o) v. [) L- t' a% ~: F - }
, q! v# {3 v: b% ]0 e- c" D. ]' C - .dropdown-menu {! D; E" @! U2 w/ j6 j6 Z. ?' ~0 j
- background-color: #ED3E44;
( m4 q, S' i7 G- g - display: inline-block;
$ Z2 l, ^* h X8 J' a# H6 y - text-align: right;
5 j- ~" \4 s' @9 t, j+ G1 U - position: absolute;
f) E7 Z# J" ] - top: 2.5rem;) G3 q/ p" X' ^8 ~& Y& \9 |; z
- right: -10px;. d; t. T, M- e# o
- display: none;
. P0 `, a) ^0 N$ \& K - opacity: 0;# S+ L: q' z0 R Q
- -webkit-transition: opacity 0.5s ease;
! p# a- C) J# q( e2 W - transition: opacity 0.5s ease;
) g* v6 w% _( n) E w2 [" j5 |0 Q* S - width: 160px;2 X) e; ? U5 K9 ]
- }9 I, K8 p: s; n1 E5 B8 l
- .dropdown-menu a {6 O4 u" a6 O4 R" t: a+ p
- color: #fff;
0 P" n4 |9 H4 W4 v0 z' } X/ Q - }
+ U1 E$ [& ~, W% c. l7 ?+ [1 M - .dropdown-menu-item {
+ Z' I8 i+ S5 {$ Y( X2 @8 I* c - cursor: pointer;
$ N1 J7 y6 B/ z - padding: 1em;! _$ v2 ?% q5 G K. U
- text-align: center;
0 m3 q& N& H3 p5 o; Y' h - }
8 g6 r% {- x \) @1 D- n8 E - .dropdown-menu-item:hover {
+ o" m; s& |4 n/ Z - background-color: #eb272d;
5 r1 @ t3 Y' h% d6 l" x& i9 k - }
复制代码 " o" {1 h3 O9 c! h1 R& d0 R
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 {$ |/ b; A( \% O
- <!-- Checkbox toggle -->7 K# u- P3 B/ J- \/ V4 F4 N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 n" T3 K* e6 ^% I8 p) f
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ H/ @/ `, C% d - <!-- Content to toggle from www.mfbuluo.com-->
9 u$ G3 G |) k+ ]0 z9 F0 K$ L - <div role="toggle" class="toggle-content">
9 k6 t( r; e6 h, A% x. m, G6 b - BA-NA-NA-NA!( e# p- n6 I( F% d8 H. |
- </div>
; s& D. \; a( t4 w3 \; N& a$ i4 { - </div>
复制代码CSS代码内容如下: - .toggle {% n/ E( H) s8 C7 u) q
- margin: 0 auto;
8 i- X5 v1 a* [/ [: O. B, p# z - max-width: 400px;' s$ S5 ?0 A1 U7 L- H
- }
' A, n+ q5 s8 G: R# R3 `2 y9 f* O y8 j - .toggle-label {
# Z/ d* m7 X9 Q, A - font-size: 16px;
& x$ _+ k" G5 p3 ~# |1 P3 [ - background: #fff;+ k) V6 T* ^3 H( h
- padding: 1em;
8 a' l+ j# \% w5 O$ n; y, w P - cursor: pointer;
" z h: ^. {4 |2 t1 j2 `; R - display: block;
* T+ p2 {7 z: W% A. N3 c! }% u - margin: 0 auto 1em;
1 Q9 W2 p4 I+ T: C" u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 q7 X7 k1 \) @; i, d - border-radius: 4px;
/ J4 [4 ?) `5 Z. Y - }# v. i' F/ M- C$ A6 G' o9 F
- .toggle-label:after {+ W1 Z: s- o/ e, _: o
- color: #ED3E44;
) |+ Q6 ?7 E! L* S7 Y; g2 H - content: "+";
3 z1 D g+ z# s; l - float: right;
$ u) C" x9 G4 Z* ]- q9 w7 b - font-weight: bold;9 w* {% l3 d! k* h- E8 I- p8 m
- }
) W* }" Q2 C) p7 T/ Z - .toggle-content {
0 ~2 t( K; k+ x# D - color: #B0B3C2;* `0 J- P7 D2 V" T$ r' X
- font-family: monospace;
7 l q* }- z* d& v& ]. J2 n - font-size: 16px;
9 T5 j8 P& N. O/ o - margin-bottom: 1.5em;
2 [) E) _! u, G, Q% N - padding: 1em;( U; i8 g! ?; `7 ~; d7 n) r4 ^
- }
( D" q( i2 q2 N - .toggle-input {
) B3 Y: X2 A0 u% ~ k - display: none;
4 G, E: S' d6 x0 G. u - }
3 q) U$ P7 j+ {* H: g+ y1 R' O - .toggle-input:not(checked) ~ .toggle-content {5 {9 e8 d% w( K j) i1 z$ v
- display: none;
3 H' {7 Y% c$ Y( d' X# F - }
2 g+ _3 R. @7 i2 [: F. c6 Y7 b# A. p - .toggle-input:checked ~ .toggle-content {3 W9 r5 B t, q W8 e! A
- display: block;3 ]; G% U; `6 B3 y$ d% O# j/ j
- }
: c0 M' i* J% N6 J; V+ P9 A" S: ?6 }( z - .toggle-input:checked ~ .toggle-label:after {
& W( L7 Y( @3 } - content: "-";, s2 \7 s( m$ u8 r( X
- }
复制代码 , x4 M7 ~9 b/ P
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5 @4 {5 B f+ X, X: {
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