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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!">
; P4 j6 ^: \( }* U- Z - Label for your tooltip3 o g2 B: H+ y
- </span>
复制代码CSS代码: - .tooltip-toggle {
1 K* f( X' k0 s0 Z1 R \ - cursor: pointer;& r* `. i6 a) G4 E% `6 ^& i4 L
- position: relative;) \3 ?2 T2 c0 _: R8 C& o$ H
- }
3 h; X( J! L) A* L9 N - .tooltip-toggle svg {
* `$ c' W2 a: g6 H, n$ ^( _; y+ y - height: 18px;" ~/ W8 W# N1 n9 _% {
- width: 18px;
( a# Q% t$ I, ?# L5 c5 i& | - padding-right: 0.5rem;& f! t- z1 X7 G3 _, O
- }
' y2 P; v2 s; P' h- j: W4 q - .tooltip-toggle::before {1 @5 @# U9 _ C# O5 R
- position: absolute;8 V3 H7 F) o- f3 R J9 V
- top: -80px;, m* j2 r3 p$ @/ N- X M& \. T
- left: -80px;$ m- h5 E# c% @0 V' y8 ]
- background-color: #2B222A;1 q x* P! N4 ]- A5 W
- border-radius: 5px;- I$ V- D- V7 P; U G
- color: #fff;
7 ?6 E# S2 |' n/ b/ ]2 Z/ I - content: attr(data-tooltip);
7 o) D% z0 D; p. x - padding: 1rem;
* [8 d' B2 G1 r6 j! g - text-transform: none;
) }: M: M# Q; F9 S - -webkit-transition: all 0.5s ease;
5 x! Y5 e( I2 Z+ t! g; i. Q - transition: all 0.5s ease;
+ s# B6 S3 h d - width: 160px;- M- ^/ Q& ^' Z( K& r& X- n
- }: f5 T% n2 L& V. ~
- .tooltip-toggle::after {. E, ^& O% e5 }4 Y) V: b( M9 x
- position: absolute;# \- L" {0 p! D: e; M5 v0 P* c
- top: -12px;
! B: Y- Q8 w0 f7 p+ z' C! P4 v - left: 9px;" f: H9 V) E! K4 Q" q" F, l
- border-left: 5px solid transparent;! Q: ^+ T& y7 }' A' ^8 ]
- border-right: 5px solid transparent;
! Y1 E0 D0 P( i2 {* a - border-top: 5px solid #2B222A;
& d @( h+ R. T5 o9 |. ~ - content: " ";
$ y) B, e* f2 o7 ]5 o - font-size: 0;: V M5 z2 A, y) {: \$ \# b! p
- line-height: 0;+ I f3 {1 l; o8 X: f
- margin-left: -5px;
; n% a4 p+ A0 u. I8 D - width: 0;
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. y* t- H! d5 | - .tooltip-toggle::before, .tooltip-toggle::after {" ~' q$ l2 F9 _1 K1 o
- color: #efefef;
* Q0 P! y2 P8 b1 ~5 h s - font-family: monospace;3 Q, H1 j) x, o* r' g. w
- font-size: 16px;& c, {0 ^$ G' v: A, E/ h# P5 H
- opacity: 0;4 I& }2 Z7 {7 m( n) N8 Q; T
- pointer-events: none;$ ?. w4 p! p8 Y9 s
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ q2 d6 m% E% D3 @
- opacity: 1;/ ?* a1 Y2 p* ^ T3 l
- -webkit-transition: all 0.75s ease;2 Y' n$ P4 i! D* H& `( U
- transition: all 0.75s ease;" ?; P# z N* e4 u9 S
- }
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">
, F; }# g6 j8 L& Q$ g - <ul class="nav-items">6 Y: {, C9 X4 _/ K/ ^( S
- <!-- Navigation -->7 b" a4 B2 I' e. T9 w( ^% r6 G2 r
- <li class="nav-item"><a href="#">Home</a></li>
+ }& c) N2 W | - <li class="nav-item"><a href="#">About</a></li>
" c6 B$ A. S" {9 L% z5 [* e - <li class="nav-item"><a href="#">Contact</a></li>
5 H5 q, \; i) J. g" w - <!-- Dropdown menu -->; }3 o8 q" I0 J5 I5 n$ w
- <li class="nav-item nav-item-dropdown">
% b9 X# c3 _+ [& l - <a class="dropdown-trigger" href="#">Settings</a>
3 N/ k& j) P( R! a9 c - <ul class="dropdown-menu">2 O5 k1 l& c: q# |6 H$ Y
- <li class="dropdown-menu-item">" v* v. E3 |0 Q! [* S
- <a href="#">Dropdown Item 1</a>! A& o' q8 P: `0 ~+ ?
- </li>- P+ c3 A4 [! F: J* L9 z
- <li class="dropdown-menu-item">) x7 v, c9 ~& g5 J
- <a href="#">Dropdown Item 2</a>3 ?5 B* o1 } {8 _! W0 b6 C4 P
- </li>
: v8 ^8 C- S5 w4 g - <li class="dropdown-menu-item">
. J( k6 v6 z/ g" A8 f+ |! Y6 l - <a href="#">Dropdown Item 3</a>/ h6 @& T" v# e3 t
- </li>" ?: {) @: @6 d% @$ Z: o: I
- </ul>, Y7 ~9 C) Q' U8 A3 p
- </li>
0 I3 I( \+ v4 `/ ?! _ o- x - </ul>$ l) T( U) H X
- </div>
复制代码对应的CSS代码如下: - .nav-container {* _; i0 e# p0 D2 E
- background-color: #fff;
m$ ]( a1 K* G% B: O2 J) @; b/ N - border-radius: 4px;3 ^4 t) z N5 f/ f/ l; o; U8 p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
r2 A3 _; G* E0 I2 b% p - padding: 1em;
* y1 ?0 d9 d4 _* g* \- y Y. { - border: 1px solid #eee;# T o( N! `. ]0 S( Y, z7 L: P' L
- display: block;5 Z/ e: ~5 H1 {( J1 z% p" g, Q f
- max-width: 400px;
. m' w% A* B& P - margin: 0 auto;6 q3 A. U1 {5 g
- text-align: center;1 z6 a4 N; P6 D( i3 T1 a, r& D
- }
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- li {
+ N9 L1 a& K$ w: c: R' J9 T1 x - list-style: none;
6 h4 \! h" Z# {: Y5 X I- ~( C - -webkit-padding-start: 0;( W0 H7 w! W: L: _
- }
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- text-decoration: none;$ O- l) \2 g, n
- color: #ED3E44;
4 }, e* Z2 f( x" ` V' w! x - }
K( I. K5 S. Z( k - .nav-item {% d7 A7 M; o$ F- f2 w- j3 j
- padding: 1em; @9 h' U' \, N% J0 d% ]; v4 s
- display: inline;
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/ V2 ~% O/ X7 M! k( u5 Q - .nav-item-dropdown {' Y' ]/ h; G* D5 ]
- position: relative;: X7 [# z$ a8 k# S; ?1 B
- }
4 T8 t( W. x) P( K: B" h3 Z( S - .nav-item-dropdown:hover > .dropdown-menu {6 C( y) V2 d. |/ [
- display: block;
$ w+ d$ M% W7 u! N - opacity: 1;0 N/ X5 Z$ C$ n
- }5 x; h, F0 n$ S" n' z
- .dropdown-trigger {0 E$ r& _" G! y$ S6 k% |% `
- position: relative;! Q6 i% p* P% I+ q
- }! j# a/ R! F2 O+ d) {7 `' ?# m
- .dropdown-trigger:focus + .dropdown-menu {
2 D$ u" ?0 E/ P2 g7 l - display: block;
8 x+ O t2 w6 f8 r- ?+ @ - opacity: 1;
2 G9 R3 B' B, G$ Q' k' Y - }
' n: O& x" a' D( i - .dropdown-trigger::after {# |% R* M4 ~9 I. D
- content: "›";
5 ^# l( F5 }$ Y4 b% y - position: absolute;
5 u2 K( w+ S `2 }6 F - color: #ED3E44;
8 x' M5 @ V$ [) M - font-size: 24px;' l) q$ J- M$ A' q
- font-weight: bold;- i+ f& L8 Z( r$ p8 ^9 g
- -webkit-transform: rotate(90deg);; s2 q. l+ h) c5 U6 C
- transform: rotate(90deg);
4 s3 H# p! D0 i - top: -5px;8 M; O1 ]" [. D% L* g6 _
- right: -15px;
# p3 \; [8 P! l+ z/ q* {- n% x& \ - }
6 R% x8 `) Y; x R `" P/ s1 k - .dropdown-menu {
W/ O, Y, u; I$ w5 O" L; ~ - background-color: #ED3E44;
3 }, p; \- M* x# c8 v) L0 l* s - display: inline-block;
( k; w% q( o2 Q. T+ h+ @% T0 B5 Y" H G - text-align: right;
0 F. y4 ^* ~ G, Y- e8 ? - position: absolute;
# i" `) I4 N& ^7 n8 W - top: 2.5rem;; T4 \: ^: s+ x
- right: -10px;7 O* N3 M5 M, q6 a! `
- display: none;% h- l& t" w" v( C3 s" N: h
- opacity: 0;6 d2 V. w, ~; q# \- Z* P" n i
- -webkit-transition: opacity 0.5s ease;$ U2 T E0 y! n8 I* k
- transition: opacity 0.5s ease;
+ i/ D- k4 ~% R1 e7 c/ M: y L2 s - width: 160px;
" X5 L: [) _6 _+ [% _9 M - }% H2 o) @! P4 i" [
- .dropdown-menu a {
' p1 N3 f" F) r+ n- a" U! h6 \2 E - color: #fff;# D- d1 j$ C) x$ i: z6 m
- }7 C+ {1 E. l" @
- .dropdown-menu-item {- g7 f4 m- n- i5 v
- cursor: pointer;
0 E/ Z' i# E0 x& P9 A - padding: 1em;6 }' ?/ F T$ a7 a0 y7 B
- text-align: center;
' M: d' s2 @: `4 W8 A5 l3 u- p* k3 s - }" b" n6 w; }* L6 I+ t9 o
- .dropdown-menu-item:hover {+ ?- O8 p$ E1 ~0 H
- background-color: #eb272d;, C3 Q; V! ?- U) p
- }
复制代码
( K# M X- k, V6 u/ I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 [/ d) O k' O
- <!-- Checkbox toggle -->& u$ L6 r3 O E2 Z* M: D$ O% z
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* E* @9 [6 C- _6 D& v) a - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 Z0 I* B7 m9 b+ y2 e9 t/ _" @
- <!-- Content to toggle from www.mfbuluo.com-->
0 i( W4 }8 v& [; w! ?' H: C4 v/ D - <div role="toggle" class="toggle-content">
& h6 ]1 d+ a+ N, S' A - BA-NA-NA-NA!" ]7 t) ^. G w# D4 q# M/ N
- </div>/ e3 }: Y6 V, N0 `# u
- </div>
复制代码CSS代码内容如下: - .toggle {
- y; v8 P& O: y" L7 ^7 o! m - margin: 0 auto;
: S/ D# j0 r9 f- f1 D5 ^ - max-width: 400px;
3 L( L4 x! l6 |- R - }+ S9 P5 \* k+ ?" [0 W8 ?0 T3 O2 d
- .toggle-label {1 w7 } B+ h# A& X9 Z2 n
- font-size: 16px;
3 I5 d: T1 ?* I# Q2 R - background: #fff;
0 r) O; U9 ?: G% H( V, `( W - padding: 1em;, g, a" M! I! S$ w& S: s2 p( }
- cursor: pointer;
. d# i. \0 r8 o" v - display: block;. D1 r$ {( j8 _8 H, a' u% {1 u
- margin: 0 auto 1em;
0 J2 a3 A: k8 Z" N/ I6 f( d& `% q( b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) N9 H. w) t: D - border-radius: 4px;
_, b! u+ C. Y H* r - }
" F7 B- q% i$ |2 k - .toggle-label:after {9 W4 m+ q* D3 v, }/ V6 e
- color: #ED3E44;4 {) S5 k# |0 k+ f$ B/ ?
- content: "+";
& ^5 r: K2 M/ u# t0 f6 d, M - float: right;, t; v' _) e* k. Q& g/ o7 n2 G
- font-weight: bold;
" z0 S2 [; d8 K - }
* ?% W0 U8 u1 o. T9 H7 i0 ] - .toggle-content {. ?/ Q# u7 r% X; Y5 A- r8 O& a3 k! _
- color: #B0B3C2;4 B+ Z, c: X2 r" Z
- font-family: monospace;
/ a2 w8 F3 [6 ~8 \! h! ~ - font-size: 16px;+ t9 n0 S1 o6 g! S. g
- margin-bottom: 1.5em;( z$ r, \+ B5 k
- padding: 1em;. h* u/ O) Y2 z# i/ `% F- C5 i
- }
( H0 e" P% [8 w# j# t4 H# O5 a4 f - .toggle-input {9 S- H" M+ K* y2 z9 ]9 |$ }
- display: none;
% _3 {' k+ {5 w2 a0 T: E1 ^" n - }( x* ~2 ^# y' s2 N0 `
- .toggle-input:not(checked) ~ .toggle-content {
0 b# r$ y2 d& h - display: none;
& e/ ?, k, ~8 @" N0 G9 o i - }
( h9 Z, {) W- C' I+ H - .toggle-input:checked ~ .toggle-content {
; d/ y- F) S' `' D - display: block;2 b: d) ^3 W' g/ p) H! @$ P
- }% Z7 z0 M! Y& w
- .toggle-input:checked ~ .toggle-label:after {. {* y j' u6 S) @5 d6 I& O D
- content: "-";" i$ f& a6 I ^' e7 U
- }
复制代码 5 ~; e5 `, V7 r! \4 x6 I3 N* `( e; p3 G
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