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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!">3 h, j e9 t( f8 c
- Label for your tooltip" q, W; x( Z9 o7 |
- </span>
复制代码CSS代码: - .tooltip-toggle {, r/ l2 t) O& ^" ]# O! Q- B
- cursor: pointer;2 i. b1 O& W+ g, Y& F
- position: relative;9 H4 S2 Z6 q+ O# I8 H
- }
* P( o" u: W0 e4 ~" z- A - .tooltip-toggle svg {
0 W2 k- a. y, Z' B* Z+ N - height: 18px;: A. D4 O, h) R0 u: s
- width: 18px;# b% d" a0 B& c2 f; H1 l( _3 d
- padding-right: 0.5rem;
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+ O# j# A( @ w- M3 _ - .tooltip-toggle::before {* I6 ?/ V+ t! Y' [8 M
- position: absolute;; x$ ` _ e( ^% j( t6 @9 \
- top: -80px;
. }' s) j5 \4 {, q% t9 I - left: -80px;
* e* W( k8 F* H+ }4 Y - background-color: #2B222A;
$ \, p$ g( B8 d8 _8 X& Y - border-radius: 5px;
8 N' A+ N* I% \; q5 L) I - color: #fff;* S5 z6 Y& `" Y$ N! ]7 p
- content: attr(data-tooltip);& S. e% D+ Y7 ]5 _. s7 w
- padding: 1rem;; R$ N7 E( ?7 ]8 f2 t0 P5 @
- text-transform: none;
, c M& [) C2 i+ w+ D - -webkit-transition: all 0.5s ease;
% ]% J M. ?% w/ M0 o2 _ - transition: all 0.5s ease;* K6 M( u. n5 ?% f( E/ x- W) I+ ]" c
- width: 160px;
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$ S# X5 _& K; T1 a - .tooltip-toggle::after {
' a: O- W& w3 x; `7 j# {8 Y - position: absolute;
6 R- i3 L7 w6 I0 C" J0 |% b5 n - top: -12px;
/ v2 i/ x( B& V. F2 \! J* C - left: 9px;
J) A6 u( D7 B% o4 l: z$ B - border-left: 5px solid transparent;3 j. n6 X% a9 Z. F$ m% h2 S
- border-right: 5px solid transparent;9 ? ~& U1 q" Q' i/ H
- border-top: 5px solid #2B222A;7 e2 [) w, X! H) U6 J# b
- content: " ";
& U/ P6 v& Z m$ ^3 d) B: @ - font-size: 0;$ ]; U S2 S2 D4 ]. T. O
- line-height: 0;
# C1 k9 p8 e3 b: c3 [. R9 L/ y# R - margin-left: -5px;: Z# u3 k1 A+ a7 g4 z! D0 M
- width: 0;
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7 L) A$ S: U: A5 \: \9 ^( ], I: s - .tooltip-toggle::before, .tooltip-toggle::after {
. {% j/ p2 D! p# g - color: #efefef;% f! P# e: Q# b! J' S% e3 [0 N9 J
- font-family: monospace;5 N* V3 z5 v0 R( f8 H0 P. l
- font-size: 16px;
" I8 u) h( L# H8 S! I9 T - opacity: 0;
3 Z$ m" `/ {" { - pointer-events: none;- c( X! w% ?2 s
- text-align: center;: h& ?7 O& Y5 q6 ^" ^
- }0 J& x- P6 T( G4 n' e0 U! E" I h
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 g2 A# z) F4 ? j; t: d
- opacity: 1;
7 t8 Q ~& \6 n) B1 n7 d - -webkit-transition: all 0.75s ease;
* K: K8 |: y; Z0 Q7 E - transition: all 0.75s ease;. ]# ^- n: E! P3 l* s" C5 q
- }
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 T6 o7 m% k* i' _5 H
- <ul class="nav-items">$ |" o( o( K0 E h3 w, s+ s# H
- <!-- Navigation -->% _3 a7 C, N# @! K9 O
- <li class="nav-item"><a href="#">Home</a></li>
9 V. O* F& G2 W2 {. ?) a2 Y - <li class="nav-item"><a href="#">About</a></li>
2 Z9 R( l% G+ S3 D& B0 @9 \3 ~2 i - <li class="nav-item"><a href="#">Contact</a></li>
& q& }; t; e X+ y - <!-- Dropdown menu -->
. A; m6 ~0 |6 u* M* A5 E2 Y: z! Q - <li class="nav-item nav-item-dropdown">
! z1 L5 V( p; Y/ ? - <a class="dropdown-trigger" href="#">Settings</a>1 q& D6 S0 Y3 K% V/ |2 L. z
- <ul class="dropdown-menu">
% H, I9 U. ^, G; Y - <li class="dropdown-menu-item">
8 b( b0 P9 W& d2 m! Y6 p7 ]; q - <a href="#">Dropdown Item 1</a>
% y- x8 w5 t0 V& c* ` - </li>( O4 U) e0 Z( J( G) O- A) l; p
- <li class="dropdown-menu-item">: n# ^1 ~; x% \% C1 @9 a [. ]# i
- <a href="#">Dropdown Item 2</a>
- H( B8 M9 R/ @: } - </li>
( u* l) t$ y7 U! n% d4 j8 K - <li class="dropdown-menu-item">6 S/ ~ W' y7 e5 t( J$ J, l# i
- <a href="#">Dropdown Item 3</a>
$ i E1 s" i+ O - </li>2 r+ l, J! |; O4 B& u, p% d
- </ul>
5 K4 ^! ]$ L" h) O3 R - </li>
9 w& y+ h. Q3 J- _) ^+ t) C - </ul>8 F) R5 i% ], ]$ r; L, E6 m
- </div>
复制代码对应的CSS代码如下: - .nav-container {: c/ a1 {5 u% o+ p
- background-color: #fff;1 e* k6 @3 q; C: Y
- border-radius: 4px;' |% G" ]3 H- r- B8 |9 O0 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. N/ w& c) d/ S* L% H& y
- padding: 1em;
. c: _1 B( W+ B# \, m4 s$ q - border: 1px solid #eee;* k) ]& m8 u7 s1 \% |# n- T
- display: block;
# t5 D6 W% f* Q) R. C# a$ g. K - max-width: 400px;
! b5 }% Z! t5 X - margin: 0 auto;
" i o4 s. `$ _: z3 ?" k - text-align: center;
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- ul, M$ ^- j7 d: @7 m7 y
- li {- _6 b* T* I8 _8 r
- list-style: none;' e9 |& J, o, V
- -webkit-padding-start: 0;
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- a {
" y* a+ y! J# Y* @4 C - text-decoration: none;9 D1 s# n N! e% z0 u; ?: }0 q- n
- color: #ED3E44;9 ]& ]3 G/ P# r# [( J" {( A
- }( }+ _0 y3 M' K/ Q/ N
- .nav-item {! X% {0 \9 H; ? a
- padding: 1em;
* o3 o7 Y. u& q+ C) x0 e - display: inline;" u3 S6 Z+ } b+ P( _
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- .nav-item-dropdown {
) S7 j6 D% p$ d# w - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
$ m9 o6 d: c' \' s - display: block;! r1 M4 e1 p/ Z4 m- y% ]" c
- opacity: 1;6 J$ X1 \& C6 m' F. ~
- }8 Z) R0 ^ L. g7 `7 l; `
- .dropdown-trigger {
' F4 P2 K4 n, S - position: relative;
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/ v7 | }! i o9 Q - .dropdown-trigger:focus + .dropdown-menu {
' b. Q c( d+ S8 r8 ?9 ] - display: block;% G% }' Y s6 a1 n# J5 @- B1 d
- opacity: 1;$ B ]7 ^5 s( _3 `/ F% G) M; l) Z+ M
- }
* a; R/ C5 ]; J& W& E$ n# p - .dropdown-trigger::after {- S0 R7 r1 t# @9 G' M; u% W1 c
- content: "›";2 a+ f9 A$ Q& l- N- E1 C F0 }6 Z! G
- position: absolute;
1 O, r1 f( O- p" x+ E. u m* ^% f" K0 Z( T - color: #ED3E44;) Q7 ~, \+ Y) q5 B0 P) b
- font-size: 24px;
. @- [4 d9 K5 A" R" z - font-weight: bold;
8 s' o! ^* q) Q7 f& E - -webkit-transform: rotate(90deg);$ V- q# H- ~4 D. u' H
- transform: rotate(90deg);
- S. {" x: A* `+ V2 C9 e6 } - top: -5px;; E1 P4 \+ v) N. h; Z
- right: -15px;3 v3 y( C( C( Q* W, |
- }
) ?* H! x8 m; l T - .dropdown-menu {% S8 Y. J6 X0 X$ {- C' M
- background-color: #ED3E44;7 \) ^, H) I% h8 k0 L' J3 N
- display: inline-block;( r1 O$ Z% k# S( B
- text-align: right; S$ a# \1 K0 G9 n6 r- g0 ^+ c
- position: absolute;* ]' m7 y3 [/ e2 M- f
- top: 2.5rem;
* w' I2 ~( L! V+ Y+ c- u' @ - right: -10px;
. u% h P0 r' w - display: none;
, c- Q' H( @ H* C- Q - opacity: 0; J% `5 p, s6 ]
- -webkit-transition: opacity 0.5s ease;
& t* t \! f7 b$ x: Y - transition: opacity 0.5s ease;0 t% N% e5 O( f
- width: 160px;' H9 C2 J# h7 w, c# h' Z L3 M
- }
* b; }" Z" l# v( \ - .dropdown-menu a {
# C! v/ S5 E; e( a - color: #fff;
}% n" x! A" N R- P; G - }
' D& i" k9 t+ M; c% x2 r V p% h - .dropdown-menu-item {% x8 f& S. y, f3 P) O( R/ l
- cursor: pointer;
$ b8 X7 J) f2 W0 R4 Q+ ^4 u" r - padding: 1em;2 |' R ]0 t1 z+ X4 K% w, W
- text-align: center;
' N: N9 X: G4 H( ~. Z' w, h% T+ V, @ - }
" k# Y8 O7 g& q" N* A. N7 `: e5 `! D - .dropdown-menu-item:hover {3 a0 ^2 u# Z6 H& Q/ R) d* n& H
- background-color: #eb272d;' E% J3 u1 b' b, g7 F! g
- }
复制代码 ! Z/ c2 I2 ?; X; p+ \( L9 a4 {
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' G6 w- {* s" `4 S - <!-- Checkbox toggle -->6 v7 `# O) N, i/ J
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 |5 `: G, ]% s+ {; Z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ \; N* F* t/ P
- <!-- Content to toggle from www.mfbuluo.com-->$ Y1 F0 A0 x! H1 r
- <div role="toggle" class="toggle-content">
4 Y J8 {% A# T- l8 Z - BA-NA-NA-NA!
8 J$ B# Z) v Y& @. _ - </div>
; I7 a b+ M# d1 p6 ^ - </div>
复制代码CSS代码内容如下: - .toggle {/ z+ {+ J2 F* r) g" M6 o8 k( o
- margin: 0 auto;. n0 T$ U% L: Q9 Z: T( @1 [* B# ^
- max-width: 400px;
7 ?9 D) x6 m/ x- z2 h; G - }! Y7 c! v3 W- [$ {
- .toggle-label {' P- l4 I" J( E$ m
- font-size: 16px;4 {( @: U4 P2 {$ i# Q4 @
- background: #fff;
- i& d3 F% n% m% |2 } - padding: 1em;
4 c' m, C% [! } - cursor: pointer;0 S7 q, r! V0 u
- display: block;
% W9 g% H8 `! R - margin: 0 auto 1em;
. c; \- S! F$ o9 P4 K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ S& d! e: r6 f6 I+ b; ? - border-radius: 4px;
1 V$ Q, @& k1 t0 F! `/ ] - }1 R3 F, l6 L# z- `
- .toggle-label:after {" S, A5 Q: [ O+ M, t
- color: #ED3E44;0 F0 @/ Q' L; D% x
- content: "+";4 V0 O8 \/ R4 w
- float: right;
) {6 Y" b' h: ?3 C - font-weight: bold;
6 j: o6 a# D+ V$ p { - }$ u* y6 f/ H- v* ]' e& L
- .toggle-content {! P& n0 Z" E; L0 g1 p) X( j0 n
- color: #B0B3C2;7 x" p/ I' _2 W% H
- font-family: monospace;# Q; L+ O- f" k1 O3 j
- font-size: 16px;1 d) U" i/ K9 c- a' m; s
- margin-bottom: 1.5em;% c$ r, S! u* }" G2 m$ o
- padding: 1em;
/ q2 p9 }# W* k: A: o - }
6 I5 e" o6 c9 r( I; Y - .toggle-input {) m7 A/ A+ S- \9 v+ I
- display: none;% L, ~6 o# s$ J1 r
- }
3 ] \ G* W8 D* P$ W - .toggle-input:not(checked) ~ .toggle-content {
- M4 x+ `- e8 v5 s9 n - display: none;7 T' O" m; ?! p5 p& [8 z
- }
) v* A. \8 F2 @! R# ]8 o - .toggle-input:checked ~ .toggle-content {
/ d9 t( x4 i+ V7 D/ y& W - display: block;
1 f3 \% n# D1 T5 x2 o7 K2 a - } ]3 C {- C. G) _# G% j0 h6 Y
- .toggle-input:checked ~ .toggle-label:after {
: A4 u! S& @- A2 s, Z' |. ^: I - content: "-";( M9 ]- v/ Z4 R: M' e# s. P: H
- }
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