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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!">7 D" p4 B B1 Y6 n( R4 Q
- Label for your tooltip; P* q; w# x( c8 ?
- </span>
复制代码CSS代码: - .tooltip-toggle {5 v) a& n6 T* `( D9 z- g2 u- Q
- cursor: pointer;* |7 l: e* `4 d: S8 g' Z7 t
- position: relative;3 ]% ~0 }# l5 d9 n" m/ J0 r
- }5 g3 P. L$ o8 K
- .tooltip-toggle svg {
$ U1 ]& V3 `( K, {( s/ l - height: 18px;: N" ^- x# v8 I
- width: 18px;
/ n" e% D" j4 z2 F8 P% j - padding-right: 0.5rem;
I6 u( `0 T# E - }
0 D% ?3 v8 f$ N - .tooltip-toggle::before {
/ Q Q5 O! r% C+ b) U, D+ \+ z - position: absolute;' s I, a/ s7 v( x% @: j0 ]% {3 W
- top: -80px;
$ m6 o$ ?: H+ q, b$ e8 ]$ f9 L - left: -80px;* o b1 u: M3 P! T9 w9 S0 X
- background-color: #2B222A;
' C' s0 _# [8 [1 _9 ~6 a - border-radius: 5px;7 \- x( u9 o$ P# P# H
- color: #fff;
?/ G2 A' n! W( M' z" H. S' r - content: attr(data-tooltip);
, \' n8 N3 J+ d- r; f - padding: 1rem;& r' m9 S4 j& z# z- s# q6 `2 f8 R
- text-transform: none;0 k3 e6 W: k& T* X/ E1 \
- -webkit-transition: all 0.5s ease;
% r1 l- s7 Y, b; n; n. \0 | - transition: all 0.5s ease;: M$ Z# r; e6 V- n& N
- width: 160px;
- Q: e/ F8 Y0 w" R7 m% |/ A - }
+ V- D6 S$ y/ o* G - .tooltip-toggle::after {4 `: j! ^$ s% q4 V
- position: absolute;
9 [1 M: b9 a$ f$ Z, W - top: -12px;* O) t1 ?6 m+ @# \/ D
- left: 9px;
' L O: w% a5 s) x - border-left: 5px solid transparent;+ @% y; w# W7 u7 n6 F
- border-right: 5px solid transparent;
' @: [* u9 a% v9 N8 B9 Z" P5 E - border-top: 5px solid #2B222A;
- }! I0 l B9 q3 E( U1 f$ k& N - content: " ";
$ w. K) K* e3 ], Z3 v - font-size: 0;
) b) Y4 j x" J+ `, h - line-height: 0;
$ Z1 B b) `& f8 N6 Z- b* a3 B - margin-left: -5px;0 F1 [! R9 I% A' C
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {4 T h' T6 m. @& z% l
- color: #efefef;
( ^$ W+ [- y- r - font-family: monospace;; p5 ]4 b0 u+ F! X3 ^2 z2 g
- font-size: 16px;# d- V6 }3 ^5 o7 H/ F
- opacity: 0;
6 J+ @6 p% Y& R* v$ g3 `( x3 M - pointer-events: none;
" C% \8 r6 K3 @0 {4 r( N8 a - text-align: center;# E0 U! n7 I0 t3 Y6 p0 n
- }
9 X+ M$ E+ A& S. x! o2 y6 w* H( B1 F - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. E/ S4 |1 w6 O0 I
- opacity: 1;
/ X; v) m0 ^% x+ j# ? - -webkit-transition: all 0.75s ease;; x$ _$ i9 L+ T& d( b. f8 R
- transition: all 0.75s ease;& b* `1 ~. u+ t7 ^& ~/ R
- }
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">
+ D! s. Z4 b$ W- B - <ul class="nav-items">3 W; U# z" ?: y1 W$ C
- <!-- Navigation -->
( @9 e5 q0 k) ^, R* ` - <li class="nav-item"><a href="#">Home</a></li>
7 ^' s# f; y9 S5 V: W l: ^ - <li class="nav-item"><a href="#">About</a></li>
. L+ o8 [: y% E4 x" b! v - <li class="nav-item"><a href="#">Contact</a></li>; j2 f; h2 R, S+ H( I- ?8 [
- <!-- Dropdown menu -->
* Q% Z5 t4 { k - <li class="nav-item nav-item-dropdown">; C- d" H3 w) @' [' _5 w
- <a class="dropdown-trigger" href="#">Settings</a>
$ R6 C0 D) ~& I t6 }4 Z% M) c- m% x - <ul class="dropdown-menu">- V, z* ~& B0 V' Y) ?
- <li class="dropdown-menu-item">
3 D( h6 Q- \" @5 @" Q9 d5 U# S1 Y6 i - <a href="#">Dropdown Item 1</a>9 T; i3 a9 X9 E. V8 C) A5 X
- </li>
0 N6 s9 Y: M" O# R - <li class="dropdown-menu-item">7 S, T2 ]7 \# g
- <a href="#">Dropdown Item 2</a>3 z$ N" u- ?! P, a4 `) o& S
- </li>$ x, {) A9 ^; a: N$ V1 [/ P3 x
- <li class="dropdown-menu-item">9 c! W1 S6 B9 m% P
- <a href="#">Dropdown Item 3</a>; ]" O5 J" T# ]8 n. f8 B
- </li>
; H# p1 }: z: W - </ul>, `/ w' w6 A* s3 I k* k3 V* I- s( y
- </li>5 [8 {2 O/ ], n
- </ul>
4 c* x) U& y' D- z5 K! A0 X - </div>
复制代码对应的CSS代码如下: - .nav-container {
, \+ k( c8 Q. p( o# L3 B - background-color: #fff;
7 I& ^' Q- D8 ~' b, X3 s; z1 P - border-radius: 4px;( z& f4 ^2 P* x, G
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* H$ g& k0 F) r$ k/ |. v c- c - padding: 1em;
, \( z$ W# f) {8 A" o3 B - border: 1px solid #eee;# ^* c/ f: [4 Z* m6 ?# O
- display: block;
9 g3 {9 b5 C% U. p& N4 z - max-width: 400px;
0 g3 r) F8 A P; w4 K, H - margin: 0 auto;/ O! n- a: |+ w% G' S
- text-align: center;
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- ul,
% Q& d; l& |& m) l @: ]2 q - li {3 V: l; `* [0 f# E* x
- list-style: none;* b3 ~9 G& h. @
- -webkit-padding-start: 0;
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0 G) k) O" f" u/ m' w - a {
4 ~4 t4 o3 L/ J$ Q1 N0 U - text-decoration: none;
% J( m) ^. ?$ T) Z% w% p- Q - color: #ED3E44;1 V6 ?& ]7 V( }( }( B& d6 G9 E
- }
: o, A% ^( [0 z$ N5 N% c - .nav-item {6 j6 |2 K( Q5 o: g6 l# b
- padding: 1em;( F# q; E# O, @- W
- display: inline;/ u/ O7 r. x' {
- }
0 ^! ~. u6 x; a% b - .nav-item-dropdown {( W" q: n) p+ z) ?
- position: relative;
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! k9 b* Y' F. k# i: u - .nav-item-dropdown:hover > .dropdown-menu {
# C C8 O" k( M - display: block;) ?6 k) P+ F& Z# o- k
- opacity: 1;
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% Q4 N$ b& o: ^$ M7 a$ b$ _ - .dropdown-trigger {
# p9 \4 v8 _: P, K' u - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {- @4 h9 @7 Z8 {/ S$ V) Y! m1 u
- display: block;3 i: r; X( a$ x( k2 l
- opacity: 1;5 F$ a7 Q( O9 ^ q1 m
- }
3 l3 {0 v7 j1 @) p% U" z2 A - .dropdown-trigger::after {/ k& w* w. w8 P) j& ~; c
- content: "›";
( p# T0 t6 |0 X! D4 o - position: absolute;
( d! ^% F5 E4 z7 B7 t% I9 R - color: #ED3E44;
& y# v2 m( ]" o4 {! o" ] - font-size: 24px;
/ D# M/ H: k/ e - font-weight: bold;* M7 ^/ N' F7 ~% S+ u/ C
- -webkit-transform: rotate(90deg);
- G6 _5 `" Y1 \1 V% D - transform: rotate(90deg);! E/ n% T2 k1 _* a2 Y$ N
- top: -5px;
1 G9 f# w7 T8 {8 v - right: -15px;; s# D" }9 [ s1 a. ~) K& [8 r
- }9 e' q4 Q: O1 q
- .dropdown-menu {
Q& u) e3 Z g9 J. I) F - background-color: #ED3E44;
% e6 C I. ?2 C" J - display: inline-block;. t. A0 d4 T G* A* k
- text-align: right; r+ y& W- ^6 @, z1 G0 w/ E
- position: absolute;
3 S5 B. u/ I: Z6 i9 ~ - top: 2.5rem;4 P, j; n; l! S) D( r
- right: -10px;% }; N, A7 z) J
- display: none;
0 z2 ~/ o1 v# o# ^8 [& R5 } - opacity: 0;% U' d! g- n2 L5 T; o3 m
- -webkit-transition: opacity 0.5s ease;
$ D) d# D( F; }& B# G- p$ | - transition: opacity 0.5s ease;
9 C0 _) p9 _7 n% g - width: 160px;) U# c& ~/ B# D' G! [
- }
6 P) a0 r3 G% J% B. x8 K6 ^% s; [8 B - .dropdown-menu a {
" S$ G+ l! {2 G Z - color: #fff;
) h% i1 H( [" y- u - }
& _) w2 n: C- G - .dropdown-menu-item {+ @: t& l1 \( A' f- [2 f
- cursor: pointer;* L( {) o: s$ U0 m
- padding: 1em;
- s! a: L0 r2 U* }4 P }# v2 s - text-align: center;1 c& U. k4 V; U# U: b H
- }
$ U6 n K q; v+ ~ - .dropdown-menu-item:hover {
8 |" ?4 B2 y- _. ?; y - background-color: #eb272d;
. R5 A' W$ b! i4 m4 F3 x, Z - }
复制代码
( n5 z- Y( I7 M: G2 [; Q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( G/ `4 t+ [0 \. F$ l B9 x2 E
- <!-- Checkbox toggle -->4 F/ `8 F2 Y U7 X9 `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 E$ @. M& x9 Y; s b - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 W$ Y! J3 T& b9 {5 M - <!-- Content to toggle from www.mfbuluo.com-->5 W. N; l5 R6 \7 n2 `
- <div role="toggle" class="toggle-content">2 S6 G3 D- q0 i, C, C
- BA-NA-NA-NA!
+ t! F; ~0 A+ e% V - </div>: m6 T# J" B% d; R6 o9 D$ o
- </div>
复制代码CSS代码内容如下: - .toggle {3 p; Y9 O4 s1 |+ x9 y
- margin: 0 auto;+ J$ r: S) h1 N# K4 s8 o h
- max-width: 400px;
~# U1 s+ u8 Q N5 z - }
. h$ Q0 b& H* ^. X2 I - .toggle-label {% ?0 i1 n: c( ~- R" ^2 M! k5 r
- font-size: 16px;) ]: S, }! R- h& G
- background: #fff;. u2 u! h( x# x% S/ Q8 G
- padding: 1em;
! q% D- j. q9 U' o$ s, B - cursor: pointer;
) w3 k; `2 O$ {3 }2 a2 h! l U4 F - display: block;
8 K% l* r7 O$ z; Y - margin: 0 auto 1em;
4 z# @4 R! e* k _" L7 F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 \0 U( y# T# b7 o - border-radius: 4px;
; ^! x8 e% D+ T6 v - }# Q% W0 r; [% m# s0 w! ]) E
- .toggle-label:after {, h- w# j1 ?* ~3 x6 B }+ Y2 U
- color: #ED3E44;5 e5 k* M1 z% V* @6 z
- content: "+";
- C; F) y. b7 t - float: right;
* P! o6 F5 J% k+ M: h0 k0 \ - font-weight: bold;. Y$ W! w, r9 R% j
- }
) v y: [1 g/ T2 a6 I - .toggle-content {
1 w5 V* j9 v: R, ^, g - color: #B0B3C2;: F: y" E3 i! v
- font-family: monospace;
9 B$ C8 ~* E) L* e; q - font-size: 16px;
1 L3 e+ R' Y8 W" O, m - margin-bottom: 1.5em;8 i) V& f' O" @* g
- padding: 1em;/ ^/ n8 M9 ^* t+ t, ]1 ?( r
- }: [6 L" r9 s+ F* `7 ^- N7 y. [" {
- .toggle-input {
, q) q& u f0 { - display: none;
3 i0 ^$ q8 d! M9 }" ~( A2 O0 J @ - }
% d. S+ q2 \0 ?, S2 m; |* C - .toggle-input:not(checked) ~ .toggle-content {- o+ t; J; u/ R4 L& a( `
- display: none;
0 H) O' Z/ {/ @+ g" `5 N - }
/ l) f6 M8 b! @& r7 g8 k, y0 x - .toggle-input:checked ~ .toggle-content {- V/ N2 \0 V. O$ |4 @; R
- display: block;
0 s# e7 ?9 E( o' s a - }9 z1 j) ]) |9 @6 `7 O8 U, C( m& F
- .toggle-input:checked ~ .toggle-label:after {9 `/ _1 k" w+ l) m
- content: "-";1 q3 V8 V; o, }2 d% U) C1 t
- }
复制代码 , X5 R8 O" c4 g* T
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/ d5 m9 A9 _7 a% p1 b! S4 J' ^, e8 J' U9 v, A) s5 j/ _; {
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