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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!">$ a* ~% G5 U7 m# L! H4 w
- Label for your tooltip
3 ~8 `% L* [7 c* M5 {5 ^ - </span>
复制代码CSS代码: - .tooltip-toggle {
5 W- n$ S* P$ ^/ J - cursor: pointer;
; D/ c8 d1 j" E0 L9 e - position: relative;9 Z ~2 }* M+ k7 f9 z
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- .tooltip-toggle svg {! B }. m3 O) ]" l: h0 D( v. N* W
- height: 18px;7 e2 W+ ^; M; G: T! H5 F& E
- width: 18px;. b9 f5 y) s1 P. F
- padding-right: 0.5rem;# f. ]: G8 s3 t% D6 z
- }: z! h! q9 }% V, G
- .tooltip-toggle::before {
* R' l2 C! i g - position: absolute;" a' M2 p2 e Q3 x$ A
- top: -80px;
8 {, a1 U4 {* i3 a - left: -80px;
6 x8 S$ x, ^* Y7 n - background-color: #2B222A;8 G C6 W- ? ?) {$ w' r% o
- border-radius: 5px;! j% {- u: h! a8 o/ _
- color: #fff;
. E* e) ]' u0 W: N) l - content: attr(data-tooltip);* V: c7 P9 y5 _1 [9 c! L0 Z# F) I+ I' Y
- padding: 1rem;
6 J) k' u8 \2 _ - text-transform: none;* `( S' R* E6 Z. C( X; X: u6 Y
- -webkit-transition: all 0.5s ease;8 F. Q$ N& W9 z, o' {$ y+ A
- transition: all 0.5s ease;2 F( R* A. }) i7 h F2 l
- width: 160px;0 q6 h0 J2 Y) h8 i
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- .tooltip-toggle::after {+ e2 M2 C. I4 Y% c+ J( k/ [& m3 s
- position: absolute;
9 J! d n# l) H/ l7 G7 T/ Y$ \& o - top: -12px;2 a; q+ {0 J& \
- left: 9px;' q2 O% Z1 n, ~6 M
- border-left: 5px solid transparent;
! a3 M: |9 h6 ?( M' H; H- y5 a1 J - border-right: 5px solid transparent;) |! Q" e* E" w W x& S) W) \
- border-top: 5px solid #2B222A;
$ w9 H. w i5 b8 X, K& t6 b1 _9 C" {" T - content: " ";) `% S- |& E, L
- font-size: 0;
# r2 B1 I, K" J1 S. c$ a+ g/ t6 B - line-height: 0;
9 k1 Y; `9 U: m4 \ - margin-left: -5px;
3 s- P7 s8 D# x/ V# T5 Q1 w: U; G$ W - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {8 F, a. u& w( z/ A) X
- color: #efefef;
. q8 i0 V u% |! n9 I4 V* U - font-family: monospace;
/ T" k" f- D8 ]; ]% C - font-size: 16px;
/ \; s! o1 `/ u. i5 I. O8 f - opacity: 0;
/ E$ _/ H1 |" {# d0 `, d1 c - pointer-events: none;
! e7 Q% s$ t9 G2 o( ?1 o( x0 w - text-align: center;2 \" D1 s4 F( E! y
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ Z9 V; q% n& X) e+ y; C - opacity: 1;
. U, d9 f. K+ w6 I: V% m - -webkit-transition: all 0.75s ease;
1 | {* b' ]8 u/ o - transition: all 0.75s ease;
5 o" T. c4 Q$ G) C5 O( I - }
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">
8 h' ~* X3 e. x% i. i, I+ N. c4 r5 M - <ul class="nav-items">- N) q/ k# d' i- T9 c5 i' \( C
- <!-- Navigation -->
, \8 Q7 ^8 n$ Y5 i/ } - <li class="nav-item"><a href="#">Home</a></li>, D7 J% B! F! U. I1 [
- <li class="nav-item"><a href="#">About</a></li>% X9 K' d1 { x" [4 J t
- <li class="nav-item"><a href="#">Contact</a></li>' y$ v5 g- M: `( z
- <!-- Dropdown menu -->: w9 z6 b. P2 ~8 Y
- <li class="nav-item nav-item-dropdown">
6 F! X' S4 u$ r) F) d6 j3 c - <a class="dropdown-trigger" href="#">Settings</a>4 P% v$ f3 D( t( {- D5 s
- <ul class="dropdown-menu">
: P4 R) U! C7 {( p: A8 \ - <li class="dropdown-menu-item">
- P9 ^9 S2 m8 H - <a href="#">Dropdown Item 1</a>
9 n4 s3 D* ^6 ^9 W - </li>' t' o5 h% i& y: d. M7 L) `
- <li class="dropdown-menu-item">( ~8 y j# G F* O. P$ L; T& I
- <a href="#">Dropdown Item 2</a>
* d+ j4 B1 H8 S! z - </li>0 h; \% w% f- K! C# J
- <li class="dropdown-menu-item">- q. K2 P1 f* U$ Z* c
- <a href="#">Dropdown Item 3</a>
( g( z) e5 Z9 ]" t/ w - </li> K2 k, ^: g# t. h
- </ul>
9 K W; D* X# ^" x9 Y4 y2 s) z - </li>5 B" i& M3 p- Q! V
- </ul>
, A% Y N: w7 f0 g1 I - </div>
复制代码对应的CSS代码如下: - .nav-container {1 Y$ F2 M% A2 l# N0 o1 Z
- background-color: #fff;
S, }7 Z. E% f& ^ - border-radius: 4px;
" K" l, e0 p. Z* @' F/ p1 ^( S - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# r) @$ S, h/ M: L - padding: 1em;- v% u- {) {. D9 r- }5 i* a4 \
- border: 1px solid #eee;+ V8 Z, T7 i7 D* c8 K8 p
- display: block;
" g6 h2 d- f- Z- W - max-width: 400px;* ~0 @; o8 e& P
- margin: 0 auto;' {3 s( Z0 F$ G! G7 C
- text-align: center;
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- ul,
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- list-style: none;
* `& G4 O0 P* s& h: W# v+ E - -webkit-padding-start: 0;! O9 G. |1 q- Z; |7 b9 _( s
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- a {3 P) ]" |* P$ [2 X6 C; v
- text-decoration: none;
( d3 M( v. e( |# l: p) X# C - color: #ED3E44;7 h# Q" O0 R& K9 q
- }7 _0 x: [1 a; T, D. g1 Z
- .nav-item {6 A# N3 q/ A$ I
- padding: 1em;
* j% L; F* X7 f: J9 S4 c8 ^ - display: inline;
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) r) @& Q2 V4 s! w9 A1 P) V! c) G6 B - .nav-item-dropdown {$ l \& p7 e; X
- position: relative;7 N2 r% V! ^0 [* z* W
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- .nav-item-dropdown:hover > .dropdown-menu {
; p8 o7 J; ?" f' i, H - display: block;3 e" S. Y/ C, y1 J; D, H. n) K) Q
- opacity: 1;
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- .dropdown-trigger {0 K' d5 ~- J# r
- position: relative;6 i& E) `8 v" \' q+ U. j' F7 h( y
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- .dropdown-trigger:focus + .dropdown-menu {8 z4 {' F% f4 X4 d" E
- display: block;
- C) t7 z/ Y$ p* N- ]; u: H - opacity: 1;# I6 ]7 l. V& C! Z* Q' j" W0 |
- }
' r' ]) ~6 V% K/ E" b - .dropdown-trigger::after {* v, I! F) @" ^- g! |
- content: "›";
- x: m5 L; j. P: D9 Z: { - position: absolute;
2 u; L$ I0 u6 j - color: #ED3E44;& Z5 i5 V. |+ v& U9 \8 c6 D
- font-size: 24px;
% [: j5 C; L: E - font-weight: bold;
* G2 Z! i6 H/ X+ ~$ u* ]1 ? - -webkit-transform: rotate(90deg);/ n! U; ?$ v: m3 Q5 K& ~
- transform: rotate(90deg);
0 N& p9 x. s Q! E - top: -5px;
* a* P$ w# }( x; t8 e* ~* _ - right: -15px;2 p( g* F) B3 p8 I
- }9 z% b8 m- r' e4 z3 ]9 s3 ~; m4 }& @
- .dropdown-menu {: ^& k5 D4 Z1 Q& @! r6 `5 ]
- background-color: #ED3E44;
2 {1 b' L+ o( j( F, s - display: inline-block;% y4 ?& Z+ j' `0 o; w, L4 T6 s7 w
- text-align: right;1 L7 F0 o* T5 A* i
- position: absolute;
) T b" q2 f& V" z* @' ^ x - top: 2.5rem;! d( D7 D5 N# m4 w/ U, y
- right: -10px;( {+ b2 i* U: ]6 ]9 J/ M3 s
- display: none;
+ i R4 F& _+ f# n - opacity: 0;
7 X3 Y$ a) j/ V# r9 { - -webkit-transition: opacity 0.5s ease;8 W6 \- I7 \1 P2 ~( J
- transition: opacity 0.5s ease;
8 j2 v, Z8 |# e, ]8 R* T4 c - width: 160px;8 i, n* U( y! c$ e( [$ v) u4 p: @; q
- }" X2 R! w) V0 R7 Z) V* |9 Q) }
- .dropdown-menu a {
3 K) F3 c% C" b$ \" ~ - color: #fff;/ K" L- ?/ @( ]6 {
- }6 r! l3 A2 H; J: E
- .dropdown-menu-item {% \" W. _1 ^7 p" v" X9 i% K" ^
- cursor: pointer;
3 @% @3 j) ~* P* t# w' D* k* @) s - padding: 1em;' X# y! U* Q6 s) {5 s$ v5 N
- text-align: center;
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- .dropdown-menu-item:hover {( z5 u3 v" }' o
- background-color: #eb272d;
0 d1 |& q8 N! `! A% V. c - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># ?6 X5 q8 j& Z' Z
- <!-- Checkbox toggle -->
3 | \" [0 `6 M4 }, F+ \' u5 o, j - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 w& G& D3 i, L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ \" X Z7 N% d7 s5 D9 V' X
- <!-- Content to toggle from www.mfbuluo.com-->& r+ H8 M3 c, `6 i( `
- <div role="toggle" class="toggle-content">; _5 }" B) b; A* R
- BA-NA-NA-NA!
; j4 D) Y6 f. K& P7 X - </div>
( n9 u3 l! _* j - </div>
复制代码CSS代码内容如下: - .toggle {6 K6 C0 L4 ]# B3 U0 `
- margin: 0 auto;" S" P) T' z5 K0 n! [, ]9 b
- max-width: 400px;
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# O) [: e# K, @ - .toggle-label {% y0 [/ C" C/ |8 ^* l
- font-size: 16px;# k4 `, r3 Y7 E! v9 d8 t7 \
- background: #fff;* M) y2 |, P8 n/ C
- padding: 1em;
& [$ Q; v% g) a$ F+ C- C3 n; w - cursor: pointer;9 Q: c! ?+ }3 o4 D u5 _) ?
- display: block;- J# S3 l! [+ s% v4 j$ y7 J% {
- margin: 0 auto 1em;
) Y6 u4 k+ e# s4 G3 n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ Y; i) C7 M$ z1 k8 k
- border-radius: 4px;
. P" z' N* ?. u: T - }
8 N* D3 `" o8 y6 k3 c" o - .toggle-label:after {, W0 I. b) \) H: o8 l6 |
- color: #ED3E44;5 A( I2 a1 L8 N' F0 ^% a
- content: "+";
$ A7 j4 u+ u/ J; d; J - float: right;/ {2 d: J% L( d: z0 n
- font-weight: bold;2 V: q- g+ r; O2 W$ L, w$ m
- }; h6 b, H4 E9 [5 f2 A- ~1 }
- .toggle-content {
. J4 A! Y# j- ~/ e3 L: Q# R. m' | - color: #B0B3C2;
$ { {# z1 Z; }1 q/ h- x - font-family: monospace;
, X: ~0 X5 p) Z$ K5 ?4 U - font-size: 16px;. ?+ C0 ?3 {& y5 Y
- margin-bottom: 1.5em;) C7 T/ T$ Z; d" O/ }' N
- padding: 1em;
, G( \5 e- b/ A( y/ e$ y - }
x8 A5 ^ N/ U: s - .toggle-input {, |( G. x1 O' a. R1 g6 P# h2 M: Z
- display: none;
5 Z+ o3 l! c% P" g2 {$ y- `: F - }( C. g1 `; X7 U7 ?+ n- \) E
- .toggle-input:not(checked) ~ .toggle-content {
! L; x" d$ t( J0 i" r: b% E - display: none;" K; I. J" r E6 y& H
- }
1 V8 H, `# n/ S% X - .toggle-input:checked ~ .toggle-content {
/ N9 x* W: V5 z9 Q* X - display: block;$ K+ |! D9 m$ i
- }; _3 E8 x- @7 x( r/ J2 B0 [
- .toggle-input:checked ~ .toggle-label:after {5 F W# n) ?4 o0 |: ~* v6 c1 Z8 W
- content: "-";& N _2 e, b6 m+ y: Q, y4 [& [
- }
复制代码 6 K5 h& r; V) o6 s0 H, k
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