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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!">
/ D7 ?. S$ W2 I1 R2 X+ ` - Label for your tooltip
9 X. H3 n6 Z1 r% |! G/ W$ z) x - </span>
复制代码CSS代码: - .tooltip-toggle {" P7 A; g) g- m8 ^: t$ X& r$ ~
- cursor: pointer;3 t; e8 a+ Z: d! Y
- position: relative;/ ]7 j, I3 c0 i, h6 A
- }
+ O# G5 K) o7 T" p - .tooltip-toggle svg {7 T% \8 ^: y0 h* G
- height: 18px;) @; i0 _: f% E2 ~
- width: 18px;
6 M% f( b3 }& i - padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ S- z, J% K5 t" H* ^: x* Z6 `2 E* K - position: absolute;
% r, T/ [: C- X1 k9 F - top: -80px;$ w, W* q# Q5 g) q/ B8 U& L0 i
- left: -80px;
' A: y9 ~9 C# ~: M/ m. x3 l - background-color: #2B222A;, R, Y7 l! j( ?8 ~3 p
- border-radius: 5px;
3 z y" w2 J; E; z - color: #fff;
# y7 q& |% K/ R% H+ `$ a7 J1 k - content: attr(data-tooltip); F* b4 v+ t" d% Y; i
- padding: 1rem;
1 O. g9 B) m" F" @" Q% c1 v5 U$ V - text-transform: none;* p6 l- l- f. {: A* ^) x b
- -webkit-transition: all 0.5s ease;; J5 `3 a ~# S
- transition: all 0.5s ease;
; |; c3 ^0 ]; e# o3 w/ h- G - width: 160px;
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- .tooltip-toggle::after {7 p5 A) e( l. o! a( t
- position: absolute;, y* }* E* ?: T7 }
- top: -12px;
& A' |2 h$ J! s6 s* { - left: 9px;. A* X* r6 {+ q/ T* Y
- border-left: 5px solid transparent;; f9 f w: Y8 Q& l# K; ?. Z
- border-right: 5px solid transparent;
1 ]9 v- u) Y7 ~9 r - border-top: 5px solid #2B222A;+ Z6 [+ x. k+ `' x3 E( }0 Q
- content: " ";5 i: q9 s# {7 t8 |- M6 A1 C5 X
- font-size: 0;1 J$ e! w$ k! w% c+ ^ k7 g5 ^; I
- line-height: 0;
! O& M8 ~' p; h" i- R- l5 E' E - margin-left: -5px;
6 Y, r3 f6 C1 y* c( L: I Y* O2 P - width: 0;! g/ N* {8 t0 f
- }
) L9 c! |! _3 ]+ i3 K - .tooltip-toggle::before, .tooltip-toggle::after {' i) d) O% \, _5 O( Q k
- color: #efefef;' ]4 G! N2 L4 ~( d/ v
- font-family: monospace;
+ @2 y4 x# {: d! N: V- W/ w - font-size: 16px;
& i) `/ j+ u7 j. J - opacity: 0;
' b" |) S K/ @$ |5 _ - pointer-events: none;
% q4 G( }( O, P& O! P% E6 p5 Q - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* e' F) a9 i* Q - opacity: 1;: ~9 N% D. d& X d3 d9 P, t0 N" s
- -webkit-transition: all 0.75s ease;3 _- [) e+ k: \7 _
- transition: all 0.75s ease;
) n! x6 S& Z k' A9 ?: H3 u9 i - }
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">- S+ z6 a8 ~! }/ s: n- C' c) K, P& n
- <ul class="nav-items">3 T8 E. m* W' T/ l" o( N t
- <!-- Navigation -->
+ W8 C$ L+ W7 T9 K! r - <li class="nav-item"><a href="#">Home</a></li>
: ` {) }2 f& Y8 Q/ P - <li class="nav-item"><a href="#">About</a></li>; ^" O% Z, ~: w5 ~' a* J
- <li class="nav-item"><a href="#">Contact</a></li>% U' ^' _% I6 s* n1 [+ K
- <!-- Dropdown menu --> a. J! E# e, n. _3 y
- <li class="nav-item nav-item-dropdown">/ {+ Q5 Z4 X) B$ {
- <a class="dropdown-trigger" href="#">Settings</a>. @( ]) m% |3 R
- <ul class="dropdown-menu">( C; m7 q, L! `3 f2 l. f% Q
- <li class="dropdown-menu-item">: @* U: N# o# F. O6 m: T
- <a href="#">Dropdown Item 1</a>! Y, J+ D b( r3 O/ y
- </li>
: w- p1 w+ C" I% k - <li class="dropdown-menu-item">
[" e1 X$ ~7 n) m - <a href="#">Dropdown Item 2</a>
: @8 H6 h# j, S# m! [1 p" v/ E6 U! \ - </li>$ C5 a( e; e0 |7 ]4 E
- <li class="dropdown-menu-item">
# |+ i2 f4 H C! T0 L - <a href="#">Dropdown Item 3</a> C5 E# S5 j1 ~3 s
- </li>
1 C5 l2 K( |+ { - </ul>
* m* V# y* w% }$ j; Z _ - </li>
, Y% L% Z8 D. v0 A; a) H - </ul>, \5 z" ~2 u6 u- @: u
- </div>
复制代码对应的CSS代码如下: - .nav-container {# u' g) `5 v( s4 z" f
- background-color: #fff;
: S* r: w' e& b ?( x - border-radius: 4px;
9 H b' J$ @0 M$ K) v7 A3 | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ ^9 X( [1 w* ?8 u% _6 I - padding: 1em;
; v/ L3 G2 s2 P4 C* L - border: 1px solid #eee;$ G1 b7 h$ j9 S9 m; y0 I
- display: block;
. k' `" m8 W, R* c7 }; [; g0 s# s - max-width: 400px;
; I/ i1 O2 N- p, L* Z9 u) O - margin: 0 auto;
( e- u. N7 v/ z% F7 ?& T# v$ E* u - text-align: center;
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- ul,6 l; [. l4 ]% A8 q3 U. B
- li {# a! @2 h/ U7 @/ a" B0 m$ |4 U
- list-style: none;- q4 v3 x8 o, K0 ?4 u2 R
- -webkit-padding-start: 0;/ T8 p# E# d+ Z: O$ t
- }
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- text-decoration: none;1 }0 r2 h- @" i* ?* Y
- color: #ED3E44;
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- .nav-item {
- N" Q2 J, j7 e* C7 V( Q - padding: 1em;* k3 q& T' r7 c) p+ Z
- display: inline;( p9 E9 q' V# g& d+ D+ F1 I
- }! l8 ?" ?9 s7 {/ R. C% v8 M+ K
- .nav-item-dropdown {" S! O2 _$ [( k( u$ [( B: g
- position: relative;* R0 H# R! ^) ~9 o
- }$ {) i! C# G. N: ]! k1 P& k! L G, z
- .nav-item-dropdown:hover > .dropdown-menu {# c- y( p8 J. |/ F
- display: block;
0 A6 B& l( k' s" ?3 ^; N - opacity: 1;
% {3 ~% f' G2 Q4 z. G - }
" m* W1 q& E) o, s: W9 k- S - .dropdown-trigger {; w0 W9 Q8 C( R+ B8 G
- position: relative;
2 e! O- e( H0 b5 | - }
: d* D& R: k3 P9 y3 P# o, f - .dropdown-trigger:focus + .dropdown-menu {
* m S3 _# Z8 W% i( x3 ^! l - display: block;
( L. C9 N) ]. t; y' i - opacity: 1;. A' [3 f7 k' A$ `
- }
1 |! k: H Q* A, C: b* e - .dropdown-trigger::after {4 [0 I! {7 I# F- n9 I- V
- content: "›";6 J; F: P& a }- f9 L. J3 p: H
- position: absolute;
8 u! g9 i2 S" X! S0 d" F4 g f1 o - color: #ED3E44;8 X9 ?) |% ~: t0 f$ ?) ^4 f% }; z
- font-size: 24px;; v* g: \0 p" t0 l# [/ x) y
- font-weight: bold;
- `# X5 B& S$ {( P - -webkit-transform: rotate(90deg);
" N- \ s! J# Q7 F" S/ L: r - transform: rotate(90deg);
" Y+ @1 P- l) { - top: -5px;: {/ e ]7 J) j8 u3 Q/ P2 w
- right: -15px;* E$ f- s9 [8 l. F" I# q
- }
% Z7 G: Q7 ?6 W0 c0 H, B - .dropdown-menu {
" J. \$ Q( | h5 C+ m( D! c - background-color: #ED3E44;
5 P% W V. R- n+ _2 N; | - display: inline-block;
! }3 c6 b# Z/ x7 {9 a( w - text-align: right;
9 H. v' _: ~# q2 A7 o4 V - position: absolute;. ~- B, ~, P. y$ O
- top: 2.5rem;
% c% }" p8 Y5 b! |2 N4 ~ - right: -10px;
2 h# V# Y& ?/ C. q6 t# b - display: none;% ], G t5 K) n8 }; P: C
- opacity: 0;4 i' ^# G% X* A6 u" Y2 H1 e1 v
- -webkit-transition: opacity 0.5s ease;
* K9 t0 ?! P5 V% j! z - transition: opacity 0.5s ease;/ K6 E0 T4 }; \+ v0 w1 u+ u$ a% K
- width: 160px;& V9 S: T9 E0 o- ]# C. M
- }( A" d" {* S# [, l0 J$ |; G, R
- .dropdown-menu a {
8 v/ Q/ h& w# ~" g6 V* y - color: #fff;6 |6 p% i J4 h* A- ?
- }
q' Q! h% s: Z4 c- \: A3 _ - .dropdown-menu-item {
) R' U! T% I S( }5 i, d5 D; X - cursor: pointer;
% e6 @- K, k9 C& ? - padding: 1em;9 f; v+ x: v5 b3 n
- text-align: center;* c; w. V9 r- i3 A- U& m
- }* [) @, @5 W" r1 Y
- .dropdown-menu-item:hover {. l9 C5 l, U: d9 I3 w
- background-color: #eb272d;
+ U; S3 |. e2 H( R" r8 Z - }
复制代码 0 K; e: h* N2 x: d6 j
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
% m* L& B+ L' R2 L3 N2 {) ? - <!-- Checkbox toggle -->; \6 p; X6 J4 @) t9 W! _8 p" o" k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 l4 z/ T) r$ Z, L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& q, }" ]0 \' w5 V% Q3 W
- <!-- Content to toggle from www.mfbuluo.com-->5 A: N" p) A' m+ n
- <div role="toggle" class="toggle-content">
& ], I T. G. C$ m - BA-NA-NA-NA!
2 V/ k. M p. X2 O" H, S* S0 y - </div>: z: i4 l+ r% o2 I1 H, U/ m9 H
- </div>
复制代码CSS代码内容如下: - .toggle {
& p. e0 k2 i2 F8 `( [ - margin: 0 auto;
7 n- P* f/ L# h; D - max-width: 400px;* f( M/ N2 S6 A% N4 s; M
- }$ H) X1 U8 d4 Y8 b; m7 G. o
- .toggle-label {
) G0 L5 u: r& ]* \, v - font-size: 16px;
! f& {2 _. ^, u' M% t0 W - background: #fff;
- B# L' v- Q0 L% R$ m" ^" \ - padding: 1em;
) O3 O# y' k5 b( T& v; J - cursor: pointer;
5 e% U0 M4 T) w4 w1 z; w0 }2 M1 V- e - display: block;
3 d6 {8 [5 m" |2 w0 J$ f8 _ - margin: 0 auto 1em;
- X7 ]1 T. d6 \- ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; r, \; G) v& C; ]3 p
- border-radius: 4px; R% k. m- f/ \( T
- }2 e5 {' P. y, _) ]9 J' v
- .toggle-label:after {6 r( ? R# ]$ Y# S: F8 @" v
- color: #ED3E44;
7 ~# _+ I4 t* \' D* d$ h - content: "+";
; }& O$ `9 p- O: }" ]+ P - float: right;
2 }$ i) E( m4 w* g0 s3 m; n/ h2 b - font-weight: bold;
6 f2 D+ A# t8 K - }
( X$ D+ J, u, h - .toggle-content {
3 Z E, B- U) z - color: #B0B3C2;
. k; E. E! p" \; K6 a - font-family: monospace;
- i3 K% J7 K& b @ - font-size: 16px;
+ ]6 C% i& K; T/ q' @, |4 K" T - margin-bottom: 1.5em;4 ~; p+ s. W/ E& L" v& \2 {
- padding: 1em;9 O" B% X0 ?9 D
- }) t) F( K, ^ F$ j
- .toggle-input {
* F6 a; n6 I2 V& Y - display: none;" j e; d+ l0 G# V8 p C6 C
- }3 ]8 g1 W$ \9 B) Z2 E5 l) d
- .toggle-input:not(checked) ~ .toggle-content {6 r+ F( X N) C
- display: none;3 T5 r& G2 c" t
- }
5 x2 v1 I7 j- w" U0 v7 S- f! B - .toggle-input:checked ~ .toggle-content {
6 y( l" f f% H( h! F - display: block;
& d' l- J+ j( L8 m3 V% a8 K9 j - }2 A I6 x6 d* Q L
- .toggle-input:checked ~ .toggle-label:after {
% s% W [, J- \3 _7 {1 Y! m( [ - content: "-";- E0 p! d- ^7 G8 Y- ^
- }
复制代码 ( b2 r' L9 Y5 k& H7 d( J
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