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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!">
1 C/ y+ h- U6 v; V- e* Q% i. l - Label for your tooltip
: O; O: H3 Q# T6 l% p" D+ _, j - </span>
复制代码CSS代码: - .tooltip-toggle {2 r' {( Z9 E% U/ n% a' X$ S
- cursor: pointer;% z1 E* h, c: B) x; F" a. n' c
- position: relative;/ b! a, e9 S/ k i; i% ~
- }0 S+ C: [" @' \3 |7 `0 B3 I
- .tooltip-toggle svg {
; j9 q4 n2 q* `3 K - height: 18px;. N( _9 T a' v5 `) a$ k1 p
- width: 18px;& X$ V1 V' K* x
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
4 h3 _( Q6 y6 `' l- y - position: absolute;
' h" u' w2 J, Z5 M4 G. b: g# T+ u- O - top: -80px;0 H( z$ f1 R9 G6 K5 ^4 t' |3 x
- left: -80px;% \9 I) B9 A, X3 F. g
- background-color: #2B222A;( V. Z% K/ n. o" I9 w" ?, Q
- border-radius: 5px;' i/ ^( ]: C6 S
- color: #fff;+ ~, h* e* m, j
- content: attr(data-tooltip);3 ]6 i7 k; ?% R9 f2 C G9 b3 C) v
- padding: 1rem;
* e+ U- e7 `. _7 e4 ] - text-transform: none;
( M* ?- a; c( k- T2 u" M* Z9 e3 T - -webkit-transition: all 0.5s ease;
: w# H; R8 x2 } - transition: all 0.5s ease;
. O' m. r; s# R" H- y - width: 160px;1 b( Q: u4 ~; B4 }8 j
- }
4 q8 ` E* q% B3 V5 y - .tooltip-toggle::after {
. U: B. W3 E( G" s - position: absolute;
, E3 G* D2 }1 x: W' h - top: -12px;) p9 D# j# ~8 \+ K X& `# B
- left: 9px;
2 G' J+ m* _; h+ l+ j - border-left: 5px solid transparent;) n0 N' E, R" H! `; S8 e
- border-right: 5px solid transparent;
3 O2 F( J. Q; d# S% x5 b6 f - border-top: 5px solid #2B222A;
6 Z9 |% C* H9 X$ ` - content: " ";
. R6 C+ G5 u$ ^% X& a& E - font-size: 0;
: e: i; Y, O3 V5 Q& I4 |6 [ - line-height: 0;' U7 g5 U4 u! H# N i
- margin-left: -5px; l( k; u' K* J. A
- width: 0;# e* n' t4 L) @5 V/ _
- }
# q) l* Y" |* k5 {9 b$ g - .tooltip-toggle::before, .tooltip-toggle::after {
& l4 ~5 _: c+ d" D, d$ ` - color: #efefef;
l4 _8 ~- {2 U1 [ - font-family: monospace;
( g1 J4 M% j# I - font-size: 16px;
3 G* ]( U) s+ r- y - opacity: 0;
/ B! n: V; Z; m1 H, u - pointer-events: none;
$ R e1 @5 N: Y$ e# V% d3 Z! y5 ?; B - text-align: center;4 m4 ]( K9 [4 q6 l9 d
- }- s: n- s& w- ~1 U2 @; d
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 H+ G5 E# l6 X( h8 [7 z8 k
- opacity: 1;/ `0 q5 d- T3 Y
- -webkit-transition: all 0.75s ease;2 z6 Q/ `) P* X5 V6 B6 d" f
- transition: all 0.75s ease;
* h* ?: D- `& \ - }
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; l1 g8 Q2 |! W
- <ul class="nav-items">
8 V% l. N; T) n5 V, O: E - <!-- Navigation -->
+ u4 ?3 Z' ?* \, @1 g# r - <li class="nav-item"><a href="#">Home</a></li>& U; Q- z0 P1 V: R! Z/ Q
- <li class="nav-item"><a href="#">About</a></li>
[3 B+ A" C* a! ^! Y - <li class="nav-item"><a href="#">Contact</a></li>% b" f. G) ?+ S9 ]. D. t! Q
- <!-- Dropdown menu -->5 v3 [* x8 y9 S. r3 d. R: ?9 C
- <li class="nav-item nav-item-dropdown">6 w+ }4 M' v& n) T
- <a class="dropdown-trigger" href="#">Settings</a>
+ y% N* K) w4 ^ T5 u - <ul class="dropdown-menu">' g. {$ p- d1 h2 y, p0 K' H
- <li class="dropdown-menu-item">+ ^+ f$ ~2 c: e1 a6 a: s
- <a href="#">Dropdown Item 1</a> L5 _6 X+ _& r" a, z5 M7 I. b
- </li>
. ?% w4 E" h, L - <li class="dropdown-menu-item">$ {- `0 M" [- d2 {3 {! m. D1 {
- <a href="#">Dropdown Item 2</a>
6 X! }/ j: M3 T+ E( p% a - </li>( f3 L4 W' e+ n/ ~1 _5 e6 i O9 Z1 y3 c
- <li class="dropdown-menu-item">$ n4 U6 H! d0 [, \& g% @6 b
- <a href="#">Dropdown Item 3</a>7 Z; R) k ]4 |) }" x) S8 K
- </li>
7 j- F! X! G* F" M/ L - </ul>5 @+ p! g8 |) |8 n
- </li>
( s! B: S5 ]' d) j3 o - </ul>4 V. X* o9 h- H5 I k3 Z6 m
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- U/ e7 `( J9 K - background-color: #fff;3 b5 m0 H' W1 E7 ~
- border-radius: 4px;
4 t: ~- W/ t9 k- L* S3 g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' e. t" k- [$ r
- padding: 1em;
7 j# q# S' z' L u1 n6 ~. f4 t- X - border: 1px solid #eee;
- p; N0 }* B' } - display: block;7 T5 a9 z3 z, ]0 M
- max-width: 400px;. Q9 o& T: t; H A2 ^9 A* h* G
- margin: 0 auto;' W- z l- M# l. Q; D5 }0 m) m
- text-align: center;+ f4 I8 p% O( K' n. a6 g8 j
- }( x5 m$ m) L6 {
- ul,0 ~1 {; o" f% |, Y
- li {; t) E! L" v$ j, Y
- list-style: none;* `0 ~7 w: M! k @/ J
- -webkit-padding-start: 0;, [2 M, n% |& T3 P6 ~
- }) ~. _7 ~/ T6 L1 E+ w/ k3 G
- a {# A3 B- N8 E' ?8 K
- text-decoration: none;" E2 ]6 R/ n9 V
- color: #ED3E44;. ], x5 U7 N& v
- }
+ R% a( R9 D; n2 L/ ?3 i2 w" L - .nav-item {
# o; C" O' k! i* U' i: w - padding: 1em;2 z) A* g# L/ J
- display: inline;! l/ ?0 Q& B" @; q5 R. j* ]# W
- }
8 o7 T+ K& A+ U, M. k - .nav-item-dropdown {4 |% q1 S; R' _5 P4 X$ |: U5 Y! b
- position: relative;
7 L7 b+ v5 m+ _* S, p, x( k - }6 ?0 k0 k+ J4 Z$ U
- .nav-item-dropdown:hover > .dropdown-menu {
; z% x0 X( E" S) J) k+ t - display: block; B' L+ K- E/ G$ h
- opacity: 1;' k; e- m( s* T
- }
1 J1 f- S8 U, _7 y/ `) k - .dropdown-trigger {! x7 H8 P0 j% `' O! z- Q. o
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {( P- E8 w6 I' A' \+ D8 ]0 t8 O1 s) a
- display: block;
' [- U; Q+ R! A3 | - opacity: 1;/ f( V; {+ J, W
- }
i) O. A) n: { T - .dropdown-trigger::after { Q/ ~4 N& u% u; j
- content: "›";
' F2 L2 e( X- M# L - position: absolute;! }& U" P* r7 i7 c% ~( J: R, d
- color: #ED3E44;
% R! V3 u& [0 _9 v7 r' [7 o/ ~' _' J - font-size: 24px;
5 I( ]" R& E* Y$ \& H1 j+ x - font-weight: bold;
/ }- r1 Y( t; B. C) F( N - -webkit-transform: rotate(90deg);
d1 g! T/ O: H3 L g - transform: rotate(90deg);
3 k; h5 J1 C0 u& }" I - top: -5px;' j4 l0 n8 I- m8 M+ U, ^; A! Z
- right: -15px;1 k& O t, B; c8 f
- }9 x/ I) Y/ L' Q$ ^( {" b/ P
- .dropdown-menu {) `8 X6 W! I2 T, J( O I* Q1 N
- background-color: #ED3E44;
6 V- I+ h( I8 N$ t' T& h6 H - display: inline-block;
+ x4 V+ s- D3 c6 X. }9 b( i - text-align: right;
& r# m$ [! W6 U2 i' a8 k - position: absolute;
' d) p+ x$ K9 h2 b" F - top: 2.5rem;
6 G- S, Q( M$ ^; X; A - right: -10px;. n+ P: l+ q5 k- W* b; \
- display: none;
9 F2 }: G+ k% | - opacity: 0;
2 w& s* O) Y$ ? - -webkit-transition: opacity 0.5s ease;
& k1 B; @4 T7 @# ` - transition: opacity 0.5s ease;
& k7 w& V, [( k! Q* \ - width: 160px;, b; z4 l2 X* s' T
- }' l! A3 ?2 l3 l3 T. N& n% [
- .dropdown-menu a {% k& h" N6 _8 R$ e$ d9 w2 z
- color: #fff;6 n+ `, P) H8 a# b- j/ \1 i w/ W
- }
% E- d$ d( }! a* |- F3 Y D - .dropdown-menu-item {
2 [8 s5 c% g. @. d8 ^ - cursor: pointer;+ k6 G; S2 i* ?. t4 h! u+ g
- padding: 1em;
1 t% v: j+ P2 n# F7 @0 ^7 U1 t - text-align: center;
$ g: O5 q9 c8 l6 R2 h+ K - }3 a* i7 f' f/ X) p7 @/ V
- .dropdown-menu-item:hover {
- ^' z! N( |4 ]$ l: j, c# u - background-color: #eb272d;4 L% n: e5 s, y' Y
- }
复制代码
& h# ^$ O' Y% Y: F7 _% m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 I! T& D8 `2 R; k/ h+ j - <!-- Checkbox toggle -->
; L; E8 n$ S3 l! c0 k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 U& V3 V3 a" t
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 N! ^5 q( j* X1 A
- <!-- Content to toggle from www.mfbuluo.com-->
3 G" {8 z2 E3 l# q. R( Z$ [( z1 z8 n- C - <div role="toggle" class="toggle-content">
6 ] [$ r3 `% F! n- P: d6 Z - BA-NA-NA-NA!; J/ x+ v" N- S
- </div>
) E* U. Y Y7 u* T - </div>
复制代码CSS代码内容如下: - .toggle {$ C5 s/ ?* C4 Z
- margin: 0 auto;
/ T h; t* } ?# K2 Y' s - max-width: 400px;* E+ K# i3 {% s" }' v) X
- }% z! x1 J8 x$ W& A4 F4 I
- .toggle-label {7 s' w9 Q) l/ h5 R$ r
- font-size: 16px;' `' ?/ C) k; Q5 X8 q
- background: #fff;1 f% c$ b) \$ V8 W5 G e/ Z
- padding: 1em;
& Z. R. g; n0 V t( U - cursor: pointer;6 l& n8 d6 f* a, }/ U
- display: block;3 M5 r8 M" @$ u% ? S
- margin: 0 auto 1em;$ w, q; S* u; E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' K/ x: `% I* ^% M/ X5 W/ J - border-radius: 4px;
& | I( o1 q: K, \: q* P) ?: F* ]$ C - }
: Y1 P# d2 R6 }$ p - .toggle-label:after {
; b/ X7 o7 J% Y/ e - color: #ED3E44;
9 @- [/ E, g G- {8 _ - content: "+";, d) W' K& ]6 {& W3 U
- float: right;7 j* u7 p! z0 r! K
- font-weight: bold;2 Y4 w# @+ O: D) s
- }+ h% y* E0 C* {5 B4 g
- .toggle-content {
) U; N* k- ?) Z# C. L! U - color: #B0B3C2;
5 L. s5 k2 \! [% X' L' R& o - font-family: monospace;1 Q$ C1 s. l% ]) ?' l0 P
- font-size: 16px;
6 u1 Q0 Z K ?" h - margin-bottom: 1.5em;. G( Q, P+ k9 D& A" _* m. ?
- padding: 1em;8 l Q2 S* x$ |+ q) f
- }4 M/ b" H5 y! C0 G$ i
- .toggle-input {
1 V% A. `0 ?! h* {2 }# H; `! Z - display: none;
. e7 \3 c" r" a. p ^ - }
5 R. d* d" B( F' R9 }) C# R% g% n) g - .toggle-input:not(checked) ~ .toggle-content {# b9 H! T4 e/ f* i% f" u) g1 L/ q
- display: none;; N6 o) H9 k. Y; {
- }
% n8 A; o" W; E" y3 F - .toggle-input:checked ~ .toggle-content {
+ A+ M& G, ]1 D; a" p0 h* N - display: block;
* m/ D* t2 f. Z2 `, q3 ^/ n - }
, K8 H4 N- y o: ~. L - .toggle-input:checked ~ .toggle-label:after {
" ?9 R+ p3 I$ I" V - content: "-";* i; w: _5 o+ F& O6 o
- }
复制代码 ( |1 ]' o; ~2 l' p8 ]
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