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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!">, U# x: n0 H- Y2 a
- Label for your tooltip; {( C+ K* ^; u
- </span>
复制代码CSS代码: - .tooltip-toggle {
; X) V" b/ l7 q# ~2 U, C - cursor: pointer;
$ R( f9 h K7 I+ k {0 w) ^; w - position: relative;
! C( h# s4 ?: I, { - }
9 d7 t' ]5 F0 K+ q$ T - .tooltip-toggle svg {) X8 T; R# C# I* y. H5 v: K' C! j
- height: 18px;
& G6 m2 ^+ w5 ?/ O3 V. w6 w - width: 18px;# Q _' b3 K1 h) W* {7 K
- padding-right: 0.5rem;; z' X1 Z' [% a0 a1 J+ F% c
- }( V* L1 z$ p! V- Q) f! c3 `
- .tooltip-toggle::before {7 P" X6 n8 J7 s& _ F
- position: absolute;/ f- g6 |5 [) T- V& V
- top: -80px;
7 H6 q2 X" Q- D Z7 l) L7 K - left: -80px;+ C) N: Q4 l* c" d7 |
- background-color: #2B222A;$ Z: \2 Q% C7 f
- border-radius: 5px;; y: M" [" c7 }) I) `
- color: #fff;
: ^7 h2 Z. |5 q; E8 e - content: attr(data-tooltip);/ J0 A/ N/ X6 [. A1 G0 `
- padding: 1rem;
4 S; W" r8 b& `# m ` C6 M1 C - text-transform: none;
4 e$ a; K2 O" t* ~ - -webkit-transition: all 0.5s ease;; z# T ^* ]) i( @. q5 b
- transition: all 0.5s ease;
9 D# l- V* X; D( b8 L - width: 160px;5 C- g" _ s9 o6 m( S$ W
- }
( z7 T8 p Q; g1 b ~6 y - .tooltip-toggle::after {
0 A7 c/ M4 q& k' b - position: absolute;# r, f( V% ?- j, W- M9 @
- top: -12px;
7 c! Q. }2 m9 e0 l! I5 n - left: 9px;
6 W- p5 F/ _" \7 v$ }; [ - border-left: 5px solid transparent;/ f! q" Z1 y H+ @
- border-right: 5px solid transparent;/ U7 f* H: s0 j$ |: |
- border-top: 5px solid #2B222A;& z5 M1 L4 { c4 j' d) `% R
- content: " ";
% d) Q4 r# \& k1 j3 a& N) x4 g - font-size: 0;; @7 u3 w: y, V" ~
- line-height: 0;9 ?: B/ h% k' R4 ^
- margin-left: -5px;
! Z' R; \+ Y7 Z+ X6 J4 N* o, e - width: 0;
e- c) r% [; [& q" g5 y - }
4 C; w* P' Z9 n' d3 D - .tooltip-toggle::before, .tooltip-toggle::after {4 D9 U6 m( b4 \
- color: #efefef;: p4 P' j( y# o: I. b0 s
- font-family: monospace;
U& y0 x+ |2 W2 E# `; _ - font-size: 16px;
" k( r$ {' z3 N7 e6 p - opacity: 0;( B+ E g; ?8 k( ?3 m/ T
- pointer-events: none;0 F G' l: b2 E$ U/ h
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 w& M9 d) N4 W" W# \; m - opacity: 1;- \& ?6 S: G3 R3 d/ Y7 G( L# }* Z
- -webkit-transition: all 0.75s ease;
& e- w# b9 V d" m: Q+ v7 b5 ` - transition: all 0.75s ease;, y. }5 {0 T0 {
- }
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">! h) c' }& f- _ ~/ Y
- <ul class="nav-items">/ F3 ~& [5 p- F6 j2 I. b
- <!-- Navigation -->
0 C: f6 } J8 }: @ - <li class="nav-item"><a href="#">Home</a></li>
; L( j' T9 S+ V) o - <li class="nav-item"><a href="#">About</a></li>
; G0 T) _4 w. E6 w4 ]4 ? - <li class="nav-item"><a href="#">Contact</a></li>
, B0 j0 L8 Y+ m1 S - <!-- Dropdown menu -->+ P3 W- i* Q. }2 s* W
- <li class="nav-item nav-item-dropdown">
' j9 o O, X: k - <a class="dropdown-trigger" href="#">Settings</a>
7 Y7 @+ t' l( A9 e5 o/ v+ e7 C# } - <ul class="dropdown-menu">* [5 k1 h2 ?+ q' e
- <li class="dropdown-menu-item">% j9 Y) E. F0 ^& `- U% D9 Y' g5 }* \
- <a href="#">Dropdown Item 1</a>
0 F! C' n1 n. e6 P - </li> {; p) E7 \2 R7 t2 E n* G
- <li class="dropdown-menu-item">6 F2 ?: F* r- O
- <a href="#">Dropdown Item 2</a>
7 N* k: G+ p$ x9 r, ?: C& N - </li>
) G! F4 _" B7 z - <li class="dropdown-menu-item">
! D, v0 z; {0 l, Q+ U - <a href="#">Dropdown Item 3</a>1 [( _1 t* u- Q3 t0 l5 x! v
- </li>
/ _" V1 M7 ^( _3 P$ R8 N - </ul>) j" g/ L0 h U: g( j c! U; d4 A
- </li>
3 n4 K+ l" c/ P8 M4 ] - </ul>
+ q. k: @: V. |% J - </div>
复制代码对应的CSS代码如下: - .nav-container {6 S: M/ R0 T+ _5 o, e# @- ?; u
- background-color: #fff;
" N" W4 J5 E j0 F, t - border-radius: 4px;( ^- N% O) c( R' o: C; X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 T$ n- m' }' B4 {% z
- padding: 1em;
" ~6 S2 A) j* z0 N0 n0 F& h3 R+ g' u - border: 1px solid #eee;# _8 u5 Z) i4 q
- display: block;
' p. v+ C" F! N. K7 R4 X6 t: f - max-width: 400px;* Q% f/ t. }5 k( X! a0 c5 q% p
- margin: 0 auto;: a4 D# Q7 T6 n# Y% y, n% Q. q' `- h
- text-align: center;8 e. Q1 S- B- l3 e. a: f
- }1 E4 t& B* Y9 h+ X
- ul,( D+ x" |/ @9 q4 `
- li {- p! s1 Z! F$ f4 I. ^' J# H
- list-style: none;& T7 K4 i x" Z
- -webkit-padding-start: 0;
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2 G- Z8 k. R% }2 v2 j2 t - a {
( D" ]' s6 ^# ? - text-decoration: none;
4 p) V9 V3 K2 v" t' \# z2 n1 c - color: #ED3E44;. @& g8 @$ P. a1 _3 _& R5 L0 Q+ X
- }
$ o! p7 R6 M! v' d2 k - .nav-item {; Y- s$ x [: O* v- q6 I% ?
- padding: 1em;9 N6 T/ x3 B( R4 }& } i" n9 e6 g' G6 ~
- display: inline;. u+ V$ ~! {3 }: a, y: D9 M6 v9 I
- }
% G* H- [( _! j. g - .nav-item-dropdown {
. K/ W8 Y0 c* z( n - position: relative;
0 w/ k( C( x) @$ T& r0 { - }% r2 Q. d5 M% F5 V$ P: K
- .nav-item-dropdown:hover > .dropdown-menu {
4 S' r2 H( | d - display: block;( \2 R' r* i8 C$ a& B5 O
- opacity: 1;8 w3 i: c) T' f# U: i
- }
1 w1 c; ?- L, X* D0 B& n) O$ L - .dropdown-trigger {) u6 P9 ^1 z1 u+ i
- position: relative;( |% v" l1 g9 z
- }
$ E" ]$ b: w' z) d# J! Q6 k - .dropdown-trigger:focus + .dropdown-menu {
3 v' }9 x p6 j7 y/ p# b' G+ k - display: block;. w& Q! I$ ~0 L7 y( h3 L" ]3 f
- opacity: 1;( B! M5 K0 n% Q @! v' M5 D
- }+ i7 h4 e: q5 D* T3 V
- .dropdown-trigger::after {; l: z4 R: {/ Z
- content: "›";
7 b8 }& D% O8 C5 c( y3 R - position: absolute;
0 {6 [4 x4 V7 G8 T - color: #ED3E44;$ j( b* }) N( s$ }+ v2 Y
- font-size: 24px;
" O& C: H/ a* O- Z. W8 N - font-weight: bold;
3 s" L; e2 y) i - -webkit-transform: rotate(90deg);' S/ @. W+ U+ L* Z, S6 J3 j, b7 c- ?
- transform: rotate(90deg);5 X# i2 `6 ]" s% j1 y
- top: -5px;! g5 Y6 E; w* _; G7 U
- right: -15px;
6 `( d7 s! j- j; K - }1 e& E. j1 \2 h3 A& |2 I
- .dropdown-menu {
3 {. |7 k' o. ^& T - background-color: #ED3E44;6 \6 h, h" k1 G, J7 x: ^; J
- display: inline-block;, L( P3 N4 E8 S& M! {' Z; T& y
- text-align: right;
2 o) E9 E0 ^; H, u# x* F" Y1 C - position: absolute;. [. [, l2 i5 G' T; w8 G
- top: 2.5rem;
" ^: K: T, _! y! f1 D5 d& n, y - right: -10px;4 w% s- }; L( b& L: K7 R
- display: none;& t" J ~* h6 a$ ^; u" S
- opacity: 0;) L; R1 l. G' v& U* ]( P
- -webkit-transition: opacity 0.5s ease;
3 p- ^/ h; y9 x6 q( m$ Y4 a - transition: opacity 0.5s ease; W# G, R7 ^, a5 \8 k+ o6 D. |, H
- width: 160px;
% c, J0 @8 Z6 A* w- T7 s0 ]* x - }8 p3 I" V2 k9 {, d
- .dropdown-menu a {
' |( i' o9 O/ W# L% I- w! D - color: #fff;
! q9 b1 H" }5 W5 ` - }
5 I6 y' }- z6 j/ d( ] - .dropdown-menu-item {% g9 f3 P+ Q' z( h' _
- cursor: pointer;
# W. s F4 S$ } ?; \' c* ?, l - padding: 1em;
( H y0 h! m) r# ~$ i - text-align: center;! N9 L0 J0 s- @
- }& o# H/ u4 ]$ y c5 B) ]
- .dropdown-menu-item:hover {* Z9 U: |* V" P6 |) f V$ s
- background-color: #eb272d;( o- f! b' g( P
- }
复制代码 ( E4 V; V4 G7 a& e) S
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 E- a9 L/ `9 J1 _* ^* I l, ^
- <!-- Checkbox toggle -->: E0 l! b3 ]# E7 P
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* o- T0 q1 f4 S/ g9 K9 A" n' D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- x6 W; w( z9 M+ `2 l, m% B
- <!-- Content to toggle from www.mfbuluo.com-->
! x, U- k* C0 E1 D - <div role="toggle" class="toggle-content">
- p8 E) `7 R, Q& m" D - BA-NA-NA-NA!. s* Z0 A" F- r3 Z2 f k5 q
- </div>
. v$ o) }0 j1 e- t; y - </div>
复制代码CSS代码内容如下: - .toggle {" u" t+ m* @2 a1 U7 h: z2 u5 g
- margin: 0 auto;
: q* K% ? T A* G - max-width: 400px;( \0 s( t( G5 n# e( d0 [
- }" ~4 v! K3 U# |$ z' C$ Y
- .toggle-label {& S$ f/ y7 H& Y/ n0 p4 f" m
- font-size: 16px;
& ^; h* ~3 }, J* l7 m) X3 ^ - background: #fff;4 @- V' \. M& k# G9 }4 z
- padding: 1em;
) ~; A: | W+ [# q* z - cursor: pointer;. ~% D7 n6 _& O9 h, |6 w
- display: block;
) u \ `( u! t5 D+ Y/ z# M - margin: 0 auto 1em;" R; r/ I7 \: E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# c5 J5 q" g( ~/ B - border-radius: 4px;# k; E$ e; g+ v) Z2 w
- }
+ O2 O- j6 b( l& M - .toggle-label:after {
/ R( ^: P4 Z3 }1 b! e8 d2 f" V4 g - color: #ED3E44;/ J( \7 o) o, t
- content: "+";
# w8 @3 P) L( ?) `# X - float: right;
! I* Q) F- r! F" y. q - font-weight: bold;% ]1 ~; _2 _2 B$ n
- }1 y5 i6 v- J2 d" A5 |8 w
- .toggle-content {
/ l# N* l R% N7 l - color: #B0B3C2;' H. ]; [! V7 v" X, l
- font-family: monospace;
# u9 n4 R/ H. d - font-size: 16px;7 f- @: H0 E* B# \/ f# O5 p% p8 ]
- margin-bottom: 1.5em;- Z* {3 @8 b' c! x
- padding: 1em;
- s' E9 i: U& a3 u' J3 w7 a, t - }- b" Y( \( C3 D
- .toggle-input {
0 |( h+ \- F! _ X5 m - display: none;
6 X% K0 v5 I! r7 E$ M! y8 p - }* M$ `! E: j1 `5 n, F
- .toggle-input:not(checked) ~ .toggle-content {- s. Q; b3 f! k" z
- display: none;
4 H1 d% K+ L9 j/ j! ~% ` - }
* y* @# v% g9 O - .toggle-input:checked ~ .toggle-content {
2 z0 T$ x' L" m/ \) g5 K - display: block;# t% x, ]0 i) @5 r0 `. g: { I: ]
- }
% G% @/ h! D% z9 x - .toggle-input:checked ~ .toggle-label:after {
6 @" k2 M$ P9 q - content: "-";
2 [) a) h3 Q- q" n- ^0 } - }
复制代码 . v, k5 T- ?% P# n8 f
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