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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!">% z w9 K1 f/ x( C% o% ]
- Label for your tooltip: d& G5 O: a/ w( g n X
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ Q: u" ]5 k/ P4 f - cursor: pointer;
! h3 J& O0 k. l% V' O - position: relative;
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5 n' A) D* k% C' J+ [; L - .tooltip-toggle svg {- A3 H. U, r0 W J# v
- height: 18px;4 t$ @3 F1 \* g2 A: Z1 w" c7 _
- width: 18px;0 H' j4 P& c, A; _- j x/ U% X
- padding-right: 0.5rem;
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3 W* m* b9 Q- D- a) [ - .tooltip-toggle::before {
5 f l7 H* c/ _ - position: absolute;$ w9 x5 d% u* ]9 V! s h! ~/ |( d
- top: -80px;
7 O0 }* `! [5 Y3 ?+ e1 e, H$ y - left: -80px;
* f7 {3 @" P& o3 ]6 f& p! F - background-color: #2B222A;; k6 O8 Z& D: f1 O6 k
- border-radius: 5px;# C) _8 ?- [# v- {$ q; M" c
- color: #fff;
2 l. R. C8 f, H" L: J! x - content: attr(data-tooltip); t* B' U. b3 l' Q
- padding: 1rem;& f0 D5 Y/ p- `9 F0 y2 q% j$ k3 v
- text-transform: none;, c. ~% J* d" W! @
- -webkit-transition: all 0.5s ease;
6 b7 u0 j! E; h- _ - transition: all 0.5s ease;
$ J' H. O! l. S - width: 160px;) X, { U# T `8 A
- }
1 M1 d% C7 ^- _8 l, ?. R - .tooltip-toggle::after {
% f3 y9 Y' S. ^) O( M - position: absolute;
4 Z! Q" w/ n+ k% j - top: -12px;, p- f7 N5 t2 v5 b
- left: 9px;# o4 o! X, h3 ^4 E# e. U
- border-left: 5px solid transparent;
+ t" f' r) k; }/ z# d# o - border-right: 5px solid transparent;
6 Q% T5 x" b2 N% i) x/ v8 m/ t: g, |4 V - border-top: 5px solid #2B222A;
: Q, F! C* B1 @, B* U8 m# t - content: " ";
4 ^, |3 L, D; k) W$ q Z - font-size: 0;4 ~5 F( R0 E U! D5 f1 K
- line-height: 0;
8 J" k7 Z6 R/ S, I7 o8 G3 {; c9 X - margin-left: -5px;
8 G& g1 \1 K8 L% L ~4 W - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {* i* Y+ Q6 m6 T$ X
- color: #efefef;3 I2 Y) ~ E2 q* k" V
- font-family: monospace;4 Q7 J+ O# B. m
- font-size: 16px;$ [0 l( g4 {- W2 ]
- opacity: 0;9 p, p- P" H/ u
- pointer-events: none;' i$ s/ n) S# M1 b8 Q+ o0 i% t
- text-align: center;/ `; w7 k3 j+ [* i& c
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& Z/ h* C/ N/ m. ?9 h - opacity: 1;
3 B- p% d2 {8 F- _, V* k7 B* h - -webkit-transition: all 0.75s ease;
9 f, e% G# n& j - transition: all 0.75s ease;9 j6 l2 o; q" u! `% z) X
- }
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">( m' k2 v2 O. ^8 R2 K
- <ul class="nav-items">0 x0 E/ v9 D2 W6 v! `/ a/ p
- <!-- Navigation -->% a7 P* }2 _- s5 D+ d
- <li class="nav-item"><a href="#">Home</a></li>$ Y# | h6 r P. J8 ~, x) d
- <li class="nav-item"><a href="#">About</a></li>
1 ~+ Q F& m4 D3 ]9 W* G - <li class="nav-item"><a href="#">Contact</a></li>
& T1 A6 C) @( W- c' J - <!-- Dropdown menu -->
9 g; [0 v8 V. G' ?! v, J0 w$ n. E* N - <li class="nav-item nav-item-dropdown">6 [0 r' X3 G% o
- <a class="dropdown-trigger" href="#">Settings</a> @2 W: k9 u, P& h; r' o
- <ul class="dropdown-menu">
( s+ }( ]& F8 I# o" K+ w - <li class="dropdown-menu-item">
5 V* d+ y. _3 N% P- _ - <a href="#">Dropdown Item 1</a>/ r2 K8 B7 l9 H' i5 z
- </li>) Q4 a0 C0 G/ y" [0 s: ^; H
- <li class="dropdown-menu-item">
2 ?7 g9 L: L6 z - <a href="#">Dropdown Item 2</a>
% Q6 [: Q j' {# T; U& Z - </li>! ^! w8 r/ g7 F$ P: H* Z k
- <li class="dropdown-menu-item">
$ E/ z6 F" N2 I' `# y8 w - <a href="#">Dropdown Item 3</a>5 T3 b' I' A8 S) m6 p3 I
- </li>8 O6 I" }' b( G% v# ^8 L
- </ul>: ^+ m5 w! d3 _) ^. _
- </li>
4 }4 N% v* f0 t E4 e. k" {# o - </ul>8 t. Y! P: E8 T* U8 F$ o' O$ W
- </div>
复制代码对应的CSS代码如下: - .nav-container {
" v7 P- G, J) O9 f - background-color: #fff;5 G7 P$ ^" [* O. ?5 w: R
- border-radius: 4px;: e- b+ O8 E2 G+ Z0 j4 d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& x& m0 F! Q2 j4 m" ?8 Z; z
- padding: 1em;
: B0 H# E3 _: _ A' F' n - border: 1px solid #eee;( X6 \, r Y+ B. v' z- D
- display: block;7 I% m* n, M0 p8 X& Y
- max-width: 400px;
1 v2 @' E# l/ q$ | - margin: 0 auto;- e6 M" {1 ?- A6 ^
- text-align: center;
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2 C$ c0 c. O- h* j3 q1 z! Q - ul,
1 [% `. a; t3 L- I1 h+ C1 B' h - li {' @8 Z. ]7 x% _
- list-style: none;) Z# i# ^, N& D z
- -webkit-padding-start: 0;
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- text-decoration: none;
, Y9 B N" C2 T3 B3 \ T - color: #ED3E44;
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- .nav-item {
8 \5 M- k+ N4 E: m: R - padding: 1em;( c- l; o/ _7 @# ?! z: _0 e
- display: inline;4 j' o5 }/ W5 ^6 D! Z# d4 {9 a
- }
: E. v; V* `- @2 O3 Y2 ]( B- E - .nav-item-dropdown {
& m1 V3 A, P$ @* _& r% B - position: relative;
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6 c+ _/ q+ b) V" V. i - .nav-item-dropdown:hover > .dropdown-menu {3 I; R# ?: W h+ r9 h
- display: block;' ]1 k# p) x8 L4 [: ]4 Y2 w) h
- opacity: 1;" o6 m8 r! E! i6 c4 \" `% Q
- }
5 ]* _5 z7 G+ G) Z - .dropdown-trigger {- V/ B+ H1 x4 P4 {2 N& J$ T1 o
- position: relative;$ T- s! ?* }' |* B+ P/ g4 x( @. Z
- }: O2 V$ }2 m n
- .dropdown-trigger:focus + .dropdown-menu {
+ n' ~* N& h! _& t% s - display: block;# t' f8 U6 W# s1 J4 s5 k8 u( |: Q7 y4 f5 a
- opacity: 1;* K. z% f. x5 V0 M) L7 w' H
- }
2 R/ m+ _6 Z7 Y - .dropdown-trigger::after {
( v: h: Y3 a% E! L) g+ A! U - content: "›";
) Z+ V( a8 R3 _& g& E9 n - position: absolute;
, E# ]( g- o1 L8 b - color: #ED3E44;
7 F% S& I1 j5 w% S( K1 J- d) G - font-size: 24px;* W0 J8 j2 T( I: u* [$ n
- font-weight: bold;
' J7 \/ i& n p. R9 ^' V - -webkit-transform: rotate(90deg);
0 ?! U* E( j' i, U - transform: rotate(90deg);' j5 O- v4 n+ C
- top: -5px;- l+ Z! ^+ D% u; l
- right: -15px;
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- .dropdown-menu {. b+ [ |$ b! v& W7 o
- background-color: #ED3E44;
9 i% M: E. V. |% J - display: inline-block;
8 V) E$ }0 H$ e! ^: O - text-align: right;
4 H; A/ p% Y1 x6 F$ L5 E4 o- _ - position: absolute;1 ?$ _5 |% T! F2 y0 {
- top: 2.5rem;) w8 u! l3 _( q; y+ ^% @+ o
- right: -10px;
5 p$ F* u4 D; D- L% Q - display: none;1 O" @" T c4 o' N L1 j) I' A% z
- opacity: 0;1 |9 L3 @ o2 \4 |* l' G0 n
- -webkit-transition: opacity 0.5s ease;
& _6 m: Q" T) _ e - transition: opacity 0.5s ease;
( c7 u1 `) q' H- e1 `$ `# r5 x - width: 160px;/ n( K# O8 Z2 ?
- }
3 Q& U4 R t* S6 ?. }. l - .dropdown-menu a {
* p2 b" S$ B! M, k6 ^7 r - color: #fff;
# ^1 r4 }( P8 M% S3 v+ M - }+ \, [ P9 ?& O: v. H9 C
- .dropdown-menu-item {5 |$ f( U8 y4 _5 {. B e4 g. |
- cursor: pointer;+ I. H3 P3 F* B5 V- O0 J' U: B
- padding: 1em;3 n. n4 L( K6 l0 `7 d& z6 B
- text-align: center;
: ~) w2 ^/ ^5 |6 R9 h3 P6 T; I" _& x - }( m' d9 W3 i% ]" n8 i# P
- .dropdown-menu-item:hover {
. m/ I2 O7 R8 }6 n& E( K - background-color: #eb272d;; F1 r1 m% [0 y* t6 `( D
- }
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/ I9 O0 w% n6 x, P( b可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! G5 r5 R; M3 r, f, j. ]
- <!-- Checkbox toggle -->
* c2 Y6 }9 r9 x3 w - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ S0 W( I9 k+ P) o: q8 A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 d# U0 b* f( z7 L1 ^ - <!-- Content to toggle from www.mfbuluo.com-->
H+ _# q) V. D - <div role="toggle" class="toggle-content">- I% h7 d3 |% T: d' w
- BA-NA-NA-NA!- d) E- r3 D7 R! s6 o' e- } c8 x
- </div># b" o; v4 r4 s+ t* {
- </div>
复制代码CSS代码内容如下: - .toggle {
6 |* C' @# }8 q - margin: 0 auto;
7 c; a2 v& |) s( t$ _ - max-width: 400px;
) Q! Q `5 K% ^. a; a - }
1 y- v5 N- P. q% H2 F9 L3 A. i - .toggle-label {# _& w& S! z( ~) j0 b+ ?
- font-size: 16px;
" {0 P% ?, Z7 v - background: #fff;
2 g: K( S3 A& ] - padding: 1em;+ @+ h3 g( L, T4 e" @0 }6 q) l8 b
- cursor: pointer;
( F$ Z4 T5 X# ?" e1 G+ Y! n - display: block;0 }' L; h' Z1 m
- margin: 0 auto 1em;
o* j, e8 m7 p7 P' x; d0 s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- V3 R3 f, g2 J$ n9 X - border-radius: 4px;$ N! h7 G1 |6 d* u1 J! X
- }
* b0 K6 y1 }5 H" H1 u! q - .toggle-label:after {& K0 a0 V. E* ?" L
- color: #ED3E44;
& H5 E1 `+ |$ `' y4 } - content: "+";$ h1 O- u$ {2 V1 w
- float: right;
/ o3 g( R( T1 `- W$ Q6 { - font-weight: bold;! j/ \% ^$ a4 ?5 t
- }
% m* y* z S0 s" ]$ O: c - .toggle-content {. x4 J) t) G3 I
- color: #B0B3C2;
' b% H& X, L/ {& @3 f6 |2 _ - font-family: monospace;
: m! G" q# K, P, J2 f5 p* \2 W/ m N - font-size: 16px;! B- c. M1 U1 N: |& Q
- margin-bottom: 1.5em;* ?6 _1 v; S9 T E0 p% s
- padding: 1em;
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- .toggle-input {
1 l8 v, J+ g- \2 U: p% \ - display: none;' H- k' |6 T I" T; u F9 y- V
- }
1 F, Y% P4 e0 C - .toggle-input:not(checked) ~ .toggle-content {% x/ B. U" m& c, i6 Y5 n8 l% W; ?
- display: none;, t1 q/ ~! \/ a' f1 y, [* V, u( B- S
- }
% c2 T: D0 r+ a# E6 w - .toggle-input:checked ~ .toggle-content {" F+ S. g9 w: m* x* U+ t
- display: block;
5 O# }. z7 p4 z/ X% ]* ~ - }
1 s' e! Z+ d3 l; z! c c9 I - .toggle-input:checked ~ .toggle-label:after {
1 u a$ F4 I* k0 ^ - content: "-";! q4 o6 {' W- Q6 B1 ^- _4 _! c
- }
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