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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!">% g0 s4 n4 i4 }+ t# F
- Label for your tooltip
! h1 k( ^+ s- M: U5 f! g% D - </span>
复制代码CSS代码: - .tooltip-toggle {& ?. Z- V7 ~2 m) ?& j1 t
- cursor: pointer;
/ N3 W, k! B z - position: relative;$ I7 d9 M9 i0 C# J/ \3 Q" a
- }7 U( s8 Y( p: e2 Q. L7 T
- .tooltip-toggle svg {
4 K0 v0 Q, M# g; } - height: 18px;
1 C. ~% Y6 V0 K+ |: d - width: 18px;
( b, q( S& E) O. |7 s } - padding-right: 0.5rem;
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" s& t& d8 {! ]7 l% V1 B - .tooltip-toggle::before {" f: w9 o& m0 x# c# W
- position: absolute;
! p- ?$ l3 D$ r - top: -80px;8 y4 r! G! v( h8 N4 |" ~# _) ]
- left: -80px;4 X' ?7 _& ` c. q' B
- background-color: #2B222A;
0 ?" g5 b. x7 Q& t$ p7 C( Y - border-radius: 5px;2 T9 k& q2 T$ m
- color: #fff;
/ N% t9 {- P$ ]& G0 d3 G. W# N - content: attr(data-tooltip);
+ i" {! H5 C% `8 b# y. W& `6 u - padding: 1rem;& U0 _7 J' ]7 W, V$ \1 E
- text-transform: none;0 H5 l. {( U8 e7 E
- -webkit-transition: all 0.5s ease;
& z# J9 |+ g8 B f+ B, b# E) d - transition: all 0.5s ease;$ Y) } K9 L1 e- v% D0 W- ~ y9 C
- width: 160px;; n$ W a3 A2 v
- }
4 r# b- Q: E( q/ S, h3 c - .tooltip-toggle::after {
2 F7 l, `2 k, q - position: absolute;
+ x8 V. L3 | h5 x. | - top: -12px;$ B S( d m2 w" X- \4 w5 S
- left: 9px;
7 M* o$ z9 u- z9 ?+ N3 r - border-left: 5px solid transparent;
1 d$ s. N* E; d - border-right: 5px solid transparent;
R5 Q; U+ g5 u9 x! y+ {8 z - border-top: 5px solid #2B222A;/ N. R$ o( s; S9 e4 o0 J
- content: " ";
0 S- C5 Q" l8 P. V4 \2 F% Z - font-size: 0;
( v2 Z" e! c% o/ }( g2 B* Y - line-height: 0;9 ]' N$ w; P( {/ ~" q; q1 C
- margin-left: -5px;: r! S- z% C# ]2 X o# r' W3 ^5 S* z
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {. Z! p: t; D/ V6 s" x9 {, `* O
- color: #efefef;
0 s8 |* m |$ l$ B - font-family: monospace;- M+ H+ [# E. S! N2 G
- font-size: 16px;0 q* K4 b* o/ w; ]+ p8 f Z/ t
- opacity: 0;
h8 {- k3 |7 L6 D+ x* O' L" a x - pointer-events: none;
/ n. I1 A7 M! c L - text-align: center;) C5 x' y& q- u, I+ X* j
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) Q# b% _3 H( c* N: M - opacity: 1;
4 M2 j) e: u4 s' O, ]4 v4 l C - -webkit-transition: all 0.75s ease;( U, o7 R$ N" P2 q. U
- transition: all 0.75s ease;" \) X. ]; y# r# \! h
- }
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">! p" D# {1 S0 g. ^7 B& P
- <ul class="nav-items">; T( P2 N6 H3 w( U; `, n* D4 |/ T
- <!-- Navigation -->
5 l# N% {+ j* ?6 G7 R+ [3 E0 e - <li class="nav-item"><a href="#">Home</a></li>) Z& M; l0 A" @) O) c+ G
- <li class="nav-item"><a href="#">About</a></li>2 d7 B9 ^7 j2 J4 T
- <li class="nav-item"><a href="#">Contact</a></li>3 o* T# A) t$ s$ q& ~; z7 e
- <!-- Dropdown menu -->
. \+ C7 E% U/ ] f - <li class="nav-item nav-item-dropdown">
; k: C! Y5 s+ f. ]; a& O - <a class="dropdown-trigger" href="#">Settings</a>. W+ F6 F' W; I/ f8 P( z
- <ul class="dropdown-menu">0 F/ q2 }& _3 C
- <li class="dropdown-menu-item">
! Z, p/ r# H% R# @, ` - <a href="#">Dropdown Item 1</a>+ Q0 ~3 C. M Q+ P
- </li>
! p1 N% b2 x: a; L0 ~ - <li class="dropdown-menu-item">' u. m, v% V6 S" {. f
- <a href="#">Dropdown Item 2</a> k/ S- `& Z) i7 _: z! z
- </li>
2 v% z8 N$ C8 e, w5 j6 p+ T t - <li class="dropdown-menu-item">
( R3 \- h+ m+ q7 w - <a href="#">Dropdown Item 3</a>
6 p- I/ h+ x. | - </li>. x' S- H$ Q9 Z! p: Q. l8 \
- </ul>
7 D1 g6 E, M0 H+ T; C5 Q4 c3 Z( } - </li>
5 X+ F6 o3 b3 s R" h$ A - </ul>/ c. Y) o4 ~0 j0 a
- </div>
复制代码对应的CSS代码如下: - .nav-container {( P; G8 n, [ x6 r5 Z* ]
- background-color: #fff;: j; Z5 l6 q9 J1 W, R1 p
- border-radius: 4px;
2 W& B- C2 E1 v9 k/ ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" Y0 h$ E- g# D8 p: V - padding: 1em;6 } S. S3 |* b7 }8 I7 y
- border: 1px solid #eee;2 W, W# _2 k0 P; r+ c
- display: block;
- R. G0 b% b' t+ p, G - max-width: 400px;9 |9 A8 |& {5 _6 O0 Y% _
- margin: 0 auto;
2 n" r/ z) k$ g' o - text-align: center;
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- ul,4 r. H# i2 w# d' Q5 q( U
- li {2 h) J9 C1 g& z; h% A: V- i
- list-style: none;3 D8 R4 g( F$ Q4 N! z
- -webkit-padding-start: 0;3 m0 S- r1 U7 V/ ], k
- }
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- text-decoration: none;
O; z. T" G- P - color: #ED3E44;
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- .nav-item {6 l9 t( w |( S7 |7 B; f
- padding: 1em;7 _- _. `3 t9 y7 `" q( M1 o- w
- display: inline;
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8 [- V. S% y. z - .nav-item-dropdown {* k0 }- s& ` H) p$ n# D$ q
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
1 A( B3 q+ T G2 V/ _% M; o P9 [& W - display: block;
( Q2 F0 V# L; b' u# I; e - opacity: 1;! Q6 `1 |6 A ^) W5 I
- }
/ G' L" s( p2 Z+ w2 A - .dropdown-trigger {" D! U2 H: V+ V/ Q5 p# D
- position: relative;4 Y: l7 j# Y) X4 n, |7 Z
- }
* a0 v/ w' d: Q. f$ e, u* Y( q - .dropdown-trigger:focus + .dropdown-menu {
& K5 o$ ]: d8 A' L) _5 n - display: block;# r4 F* O! H, k0 [. T, G8 G
- opacity: 1;# I ^, A" a! A* l& [
- }
9 p i- v/ F* _1 R7 p& C - .dropdown-trigger::after {3 F: Q* J L% A, S9 Q% ~
- content: "›";! ?1 i- Q" L/ q) e( |5 H2 m
- position: absolute;' l# v5 t' U1 Q
- color: #ED3E44;1 r, Y4 V6 s: d
- font-size: 24px;
5 A+ S( b2 X- l$ H$ c - font-weight: bold;/ ]. P* Q ]! z( [& k4 m% S
- -webkit-transform: rotate(90deg);( K/ o4 e+ V! }) S. x3 V5 m6 W
- transform: rotate(90deg);% Q: T# r. l- V" C7 L/ P, V2 C
- top: -5px;9 E$ g% I! c3 v% P. }
- right: -15px;
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- .dropdown-menu {; {! `( I2 b9 i( Q ?# V7 n
- background-color: #ED3E44;
% x: b3 K; W+ B" ~. b) f3 n - display: inline-block;4 R7 M- A% \# C1 s
- text-align: right;. \! \4 z4 q/ l1 t1 F& N& H' ?
- position: absolute;
7 D+ p# `" \) a" J- m3 d - top: 2.5rem;) G# A' o. n4 @- N$ v9 [/ d
- right: -10px;7 X' ? w& C$ f' O
- display: none;
5 d% B& B5 {- Q) i2 J) j7 i - opacity: 0;
( @7 h* `: M/ F; ~# G: z( Z - -webkit-transition: opacity 0.5s ease;
7 N1 {; {3 v7 I' k9 p - transition: opacity 0.5s ease;$ W% l# T8 ^) o6 B: J
- width: 160px;4 Z* Z0 h( |; W# U/ z
- }
7 T+ \ U, Y. o& p$ \ - .dropdown-menu a {
Y% t3 \$ A9 h2 N9 W - color: #fff;3 K/ m% H0 y) O& O: f
- }
! F/ O1 N3 g7 R - .dropdown-menu-item {' I3 P0 |( u* b0 O4 J
- cursor: pointer;
$ `% m- T9 J" n( P8 m" D M - padding: 1em;
5 @& o8 B" l1 ]4 m4 I0 I7 N - text-align: center;7 o5 N8 d# B+ ~* j2 L j- o9 R, g6 r
- }! w$ {5 o8 O) o' H' a7 X' n
- .dropdown-menu-item:hover {
3 Z" N0 N" Y. G: ^" N* f - background-color: #eb272d;: P" P6 ~* J2 D. ^3 h
- }
复制代码
" v( d+ z3 P/ Z5 H可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, w: ^1 c# t% t: j7 I" P6 e
- <!-- Checkbox toggle --> T" h( R' ~4 v: L3 i* ~: `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 ?2 ` l2 w$ w( @0 ?. Q* t+ E' {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ X+ M# a% {* }& @1 U/ k - <!-- Content to toggle from www.mfbuluo.com-->! ^" G( l$ C8 x: m$ f
- <div role="toggle" class="toggle-content">
7 K- L8 B! g$ r* V# Y0 ?( R# x - BA-NA-NA-NA!- D+ d9 ^ Q( f
- </div>- f& D7 [1 p/ I2 W
- </div>
复制代码CSS代码内容如下: - .toggle {7 S% u7 G7 m) Z" u# K/ t, D) L
- margin: 0 auto;6 Y* z& ~9 ]7 ]1 u% `
- max-width: 400px;
& d, y4 M& G8 q9 l5 [; n - }, C" Z* c/ Y9 s, Q- N" e
- .toggle-label {
$ |/ {. G( ]2 z - font-size: 16px;6 j& W: }* K$ x. ^/ _2 `
- background: #fff;
- \9 h [$ S& m( c' `& X/ @ - padding: 1em;8 J7 L% m: A) m& Z. K
- cursor: pointer;* ~( Q( G% F# `& `0 E
- display: block;6 X- ^! M) t4 K/ R" j5 }0 p
- margin: 0 auto 1em;' z. o2 U! _( r' [: ?% O3 ~/ V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 u1 j6 k8 F3 v( h - border-radius: 4px;
$ h0 \, w9 ?( L& d% S b. v0 [ - }- V* }3 a6 G6 K' H1 h5 Z
- .toggle-label:after {
. Q, R' E) o+ _4 M$ n% X9 m: O+ l - color: #ED3E44;& q! I1 n% Y" M) C9 S" d* n
- content: "+";) {, W# D0 \- R4 G( q# n9 R
- float: right;8 z% e2 f* _( m" O, [0 V
- font-weight: bold;
( B2 q0 _1 W' x* v. r" W* ^ - } J: E' j0 x! O0 z. N
- .toggle-content {
. ~ }0 j/ w0 H! `; T8 V& i8 Z - color: #B0B3C2;
! q1 u( M+ T* w a2 }% n - font-family: monospace;
& J$ \' h4 y" I8 G2 z - font-size: 16px; r. s/ \# ~/ c* N1 K% z* t8 ^
- margin-bottom: 1.5em;
: z9 ^8 t$ M% h: y2 M - padding: 1em;
5 B" v2 f- C+ g8 w" b! q4 O - }
5 x9 A" l& y, W6 p4 O - .toggle-input {
" A1 x6 o* w/ K - display: none;
. A" _, Q4 k$ z7 d" I' @ - }. V8 s+ t1 _! k$ i: K* s1 x
- .toggle-input:not(checked) ~ .toggle-content {4 K" L1 `" r }
- display: none;+ l# u7 R I% d" v& X+ t
- }
3 W( @" n7 A. v" T1 d8 `7 S - .toggle-input:checked ~ .toggle-content {) [! Z$ l7 Z; T1 I! c
- display: block;
, X0 Y9 d0 r) w% j" s - }
# Q4 Q/ a; N! a$ }! l5 y! H+ j, Y9 b - .toggle-input:checked ~ .toggle-label:after {0 n. k4 i0 `& w! x! m, S
- content: "-";
7 W: ]& w2 q9 N! M3 T4 k ? - }
复制代码 - a: q2 {; S* x! D6 w
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