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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!">
8 m u# a2 r7 Y! U* m3 _. f/ R) r } - Label for your tooltip
3 D$ [4 H/ r' L. D- t. F - </span>
复制代码CSS代码: - .tooltip-toggle {: P& t9 E/ v0 w9 ?( i; m3 u4 S. x
- cursor: pointer;
5 u4 H3 q8 }, K" ]# x$ S7 H - position: relative;
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- .tooltip-toggle svg {: d5 t0 B0 `8 u x: F9 s, o1 N
- height: 18px;
k) D2 _( a0 m - width: 18px;
% s3 }# K% Z; `, H2 J - padding-right: 0.5rem;; Z3 X5 N1 x" W! f) E% S5 `5 i9 a
- }
* `* \! S6 q9 q+ ?, k - .tooltip-toggle::before {2 l/ N) |0 `& p; x, r
- position: absolute;- V: G2 d g9 X% G0 K6 n* z( {. i0 d) {
- top: -80px;
1 k0 z) H$ k& D5 ]: W - left: -80px;
! m5 L- u M( K: S" h" O# a - background-color: #2B222A;
' e1 }+ S! u" s- J% S- I. q7 D - border-radius: 5px;
. ]/ N* a) @2 o9 p) t - color: #fff;
4 v# L4 k6 t. F# Z1 e' ^ - content: attr(data-tooltip);
- n) V0 l- H6 v5 u! W - padding: 1rem;
7 w/ n% L, A: K! L. ^9 U - text-transform: none;
$ S7 T7 i* L5 H* E7 T+ t1 w - -webkit-transition: all 0.5s ease;
7 G. M6 l& S6 K1 F% \ P8 t- r1 } - transition: all 0.5s ease;
" R7 R; k" F) F* N8 c% {: Q - width: 160px;, X2 R3 A# {3 J/ Z$ Y
- }
$ P; U$ n- R0 C: H2 {4 Q4 J& { - .tooltip-toggle::after {, E2 f9 J5 f4 B/ J9 p# ^/ u
- position: absolute;
; c, y8 P9 q4 z# v. T# x- _7 V - top: -12px;
0 a! [3 B8 G% Y! ]' e - left: 9px;6 H+ R M0 p# Y& {9 w
- border-left: 5px solid transparent;% d7 D0 [5 k* [# `
- border-right: 5px solid transparent;3 _7 @9 T* U2 ~4 _. X; H( \
- border-top: 5px solid #2B222A;
4 W- M& a: S' ]5 C3 t3 b3 | - content: " ";. ]' I$ m2 k( e& Q) u6 D+ D
- font-size: 0;2 H" v7 {: V# U) S# P# @5 a: A8 c6 s
- line-height: 0;7 o" `9 c6 A7 G% x( U; O- J3 o. i
- margin-left: -5px;! x$ H0 E2 x7 i
- width: 0;
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7 r9 _: s' x: E - .tooltip-toggle::before, .tooltip-toggle::after {
' y* z' v* B; U - color: #efefef;
/ B% u! d/ ?* ]/ s - font-family: monospace;+ F8 Z, h/ i1 m- _/ A7 y( q$ F$ }
- font-size: 16px;- x9 j @( O9 `8 k3 e# x8 f1 L
- opacity: 0;
1 T; L/ b/ f3 L" i/ r - pointer-events: none;8 Y- t+ S5 c; Y8 S
- text-align: center;' _ U) {' q% q8 v
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' N7 P* x$ t( @( J' J; h
- opacity: 1;
4 Z: `" q2 T: x - -webkit-transition: all 0.75s ease;0 P5 F6 D, U2 C6 j$ ]
- transition: all 0.75s ease;
% o1 d, `/ X7 _; k8 a - }
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">4 C, N5 D+ C: ]
- <ul class="nav-items">
, j3 ~ I. h5 a: R# m - <!-- Navigation -->* W4 d( q1 \; \0 C g
- <li class="nav-item"><a href="#">Home</a></li>
0 d( u. K# H' o3 Z0 j - <li class="nav-item"><a href="#">About</a></li>
) }% ]( g5 n4 P* [ - <li class="nav-item"><a href="#">Contact</a></li>" Z% l3 J# l8 h: V6 L+ m
- <!-- Dropdown menu -->4 {% u! q2 E) {7 M. I0 n
- <li class="nav-item nav-item-dropdown">
8 z9 t- k! Q& U m/ G, K c# Y9 l - <a class="dropdown-trigger" href="#">Settings</a>7 e7 w/ y3 Q! X& G
- <ul class="dropdown-menu">
( l. c, F4 f: ?4 Z4 d/ \& E3 E* U/ } - <li class="dropdown-menu-item">! b% _, M/ k, s7 k
- <a href="#">Dropdown Item 1</a>; C4 a; r# q0 g& n" n3 x4 A8 \' h
- </li>
- ~/ F7 o4 a" X# B - <li class="dropdown-menu-item">
- D# U2 C& y {0 x5 Y0 r3 r6 e6 m - <a href="#">Dropdown Item 2</a>2 m6 i- q: ^, ^2 I5 F
- </li>! K/ U# a: ? s4 K
- <li class="dropdown-menu-item">: w. o" ?. C! d, V
- <a href="#">Dropdown Item 3</a>
9 m$ f2 x: ~; @ - </li>; t* ~- R4 }; b, ^
- </ul>: D& y7 D4 k( ]4 a2 `! L9 e& c/ Y
- </li>9 r9 ^3 [! H0 b+ p
- </ul>8 ]" W+ V* S( P. z3 A" r! w, |2 w
- </div>
复制代码对应的CSS代码如下: - .nav-container {
, z4 m+ a q9 \, A - background-color: #fff;* L# ]% u* ?8 D- J8 b# H |* ^
- border-radius: 4px;
& _# ^ o: M7 O3 b; T( y, I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% ]9 {7 H! O3 t2 r" K7 P$ @
- padding: 1em;" ^4 |& X' ^! Q7 N8 e; E
- border: 1px solid #eee;
: ]# t! k2 A0 a! b A2 R - display: block; i1 P- I9 U- o, l3 C; a2 v. k
- max-width: 400px;
6 w& T A8 e2 f9 ^8 k! J - margin: 0 auto;
) {. |9 I$ _$ C% l7 A, E$ [3 T: `5 j. q - text-align: center;
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- li {
) g* y4 Y8 l0 | - list-style: none;
: [( L/ b _3 K& c9 m - -webkit-padding-start: 0;3 V2 Y3 `1 j1 ~+ H3 ], F
- }
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7 o" I) ^. w7 } - text-decoration: none;; N; j0 A. P. D0 W4 p* |) C
- color: #ED3E44;
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- .nav-item {% C- B# Z6 K7 b
- padding: 1em;
7 f0 D+ r4 B' E! n6 P$ j* c- a- c - display: inline;
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- .nav-item-dropdown {. b/ Z! u3 u2 c
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
) d( v! E* c! j. Q0 r. P - display: block;
) y3 V. E1 Z4 f* H( k' k - opacity: 1;5 w( ]/ w# Y/ z0 a; J& }5 U
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- .dropdown-trigger {
8 q3 w0 g: M: J - position: relative;
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/ {/ s7 P& i: e9 Q q* r0 h - .dropdown-trigger:focus + .dropdown-menu {7 U5 j M% j6 K1 m) [: u' \& |
- display: block;' _ T6 B5 x6 r9 ~& ?4 A
- opacity: 1;
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$ S0 m9 v i* A/ D# F - .dropdown-trigger::after {
7 l: j* y* i' B" X" `; @) E* S - content: "›";" L" }1 g# j/ t
- position: absolute;
( v; W& ?5 w; |$ f, N) H6 N" o3 E - color: #ED3E44;
) A0 E% x s$ f+ l9 O - font-size: 24px;# p) B8 ?: t6 j
- font-weight: bold;
A( D* M9 o/ f - -webkit-transform: rotate(90deg);
0 q$ L0 L' K) ?- D5 ^& l2 S7 l3 @ - transform: rotate(90deg);- o. F1 m0 q# |
- top: -5px;( I1 q8 d# \; Y. v c) M9 i
- right: -15px;
m, v* ^: M5 _ o - }
6 r' e; J+ S1 }& C7 q5 }; B" J - .dropdown-menu {0 k- M0 f4 v' A) a4 l4 E" S
- background-color: #ED3E44;
, ?) }& C+ a2 K - display: inline-block;/ [. }$ N" I$ d$ |! k
- text-align: right;
& r9 I* _) I3 W5 `6 ~4 C) z' A! d - position: absolute;
7 Z: Y2 b$ [( f: @ - top: 2.5rem;
/ ]( `% d, z, {, `2 j6 m" |, R - right: -10px;. {4 o5 i: h! Q
- display: none;9 h2 T2 o7 Z2 |1 q+ K1 n. a o+ `8 y
- opacity: 0;
6 e' T5 B' w, J- D N5 _ - -webkit-transition: opacity 0.5s ease;! v# z( V: c! |9 G" N; ^$ Y
- transition: opacity 0.5s ease;5 W6 N9 s B! r
- width: 160px;
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- .dropdown-menu a {
4 t/ e0 k3 l5 `" H/ y- R$ C - color: #fff;( X! [) {. [' Y' G
- }8 S' ?5 l+ ^8 R& l0 m0 `
- .dropdown-menu-item {( Z2 m. ^/ y! Q1 Y' u; ]! t
- cursor: pointer;
6 z3 P/ R" o" b$ f - padding: 1em;& C$ E* M, f k) b
- text-align: center;$ i9 h7 O- _2 Y* a8 H$ p0 H" w
- }
7 \; ~: i# Q# ~" U9 D - .dropdown-menu-item:hover {4 e' W4 Q/ }0 ]4 J8 |
- background-color: #eb272d;; W$ K; n' p/ ^: [4 R) ~8 f* ?
- }
复制代码 7 r3 P. R5 m0 M! c7 Q6 \
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ @( L) W5 P$ e8 {1 | D& N& E9 m
- <!-- Checkbox toggle -->
. v5 G2 h M2 ~# G. D - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. k' d# C" w4 A2 i
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' g6 c+ i( M7 P% j0 V/ T
- <!-- Content to toggle from www.mfbuluo.com-->0 A2 M5 p$ V$ T# ^; ?5 k
- <div role="toggle" class="toggle-content">+ K) F! X0 x& |8 }
- BA-NA-NA-NA!1 v5 a: M2 P a, M- z" Y' S% G
- </div>
2 x6 U' [/ d! r) W$ L3 G - </div>
复制代码CSS代码内容如下: - .toggle {
7 A* G8 F; v$ Z$ T; x+ p a# u - margin: 0 auto;
. v; I$ e" d% P- \ - max-width: 400px;
6 l1 B9 R2 d6 { - }
4 h9 P8 C$ ]/ n0 c' I7 L* d0 g - .toggle-label {" B* ^4 l9 S1 A t: Z2 O) [4 A
- font-size: 16px;; r2 E7 C9 X/ S$ j
- background: #fff;
% U; u2 p) @& S$ }) ]) ~ [ ? - padding: 1em;/ W* N& V% y- e9 H
- cursor: pointer;8 T: N7 J/ N5 z! A) ~5 Q, t/ k
- display: block;
" N) A1 s, T# T: |8 ~. | - margin: 0 auto 1em;
2 u" G4 c% y% a- G8 ?9 q: } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ ~. @1 G5 Q4 n0 r; E
- border-radius: 4px;- L9 W+ K4 p8 ?$ e/ F4 ~
- }4 A/ W1 [4 C% b8 U7 X4 B5 E2 o
- .toggle-label:after {3 s) m" D L% ~ e
- color: #ED3E44;
. \' s0 b" Z5 b/ C - content: "+";
. ?& K* i6 t8 P6 m - float: right;
* M o1 ~2 z' n; U8 | - font-weight: bold;) \- p8 o6 \' Z+ h' k
- }) h8 D9 T/ h# m0 s; s7 s: n
- .toggle-content {6 k* g" a, Z" J3 q
- color: #B0B3C2;8 e3 P7 }* R4 W
- font-family: monospace;
! M) L; G0 e U2 D6 U5 U - font-size: 16px;
: _$ |' ^8 `* j1 R4 X3 @; c7 t - margin-bottom: 1.5em;
8 Z* A& t/ _0 n1 _3 X4 g - padding: 1em;0 U. V; j! s/ L
- }* V8 e4 t: Z7 u2 m) X9 [
- .toggle-input {8 v& G/ x" f( B) D) U6 T
- display: none;
4 ]' A. z3 t* W0 T7 i$ @/ x) q - }
1 ^' C4 ~- w' e, v% R4 v' X+ ^ - .toggle-input:not(checked) ~ .toggle-content { a) K# b% h' Y: K
- display: none; s5 f) F) k% M: g: m! j/ ]) B
- }
- F4 U% v' X6 `$ G - .toggle-input:checked ~ .toggle-content {
. j5 Y- o7 i- d2 G9 S1 ], I, b# g - display: block;9 N3 l7 j1 Z- y) K1 [, e
- }
. a, r. i- E6 D6 U0 x - .toggle-input:checked ~ .toggle-label:after {, i" n; o" V) ^! l! f
- content: "-";9 q3 c! K8 }8 }/ |. m7 N( N: e0 r- T
- }
复制代码
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