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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% _4 U9 ]' m/ n
- Label for your tooltip/ E& W+ Z' {) K
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 o- o5 o k3 Z' t+ _( ]- t - cursor: pointer;% f! O% i: w s# R
- position: relative;
/ a4 V6 j6 ?) I2 {% J& s - }
0 ]- @* q; T: B4 z0 c - .tooltip-toggle svg {
& d/ z- z7 t, y2 {8 H4 s - height: 18px;
, u0 _$ q% v; a. v t3 g+ u& ~ - width: 18px; l7 G$ p2 j" _" n' a4 j3 x3 c
- padding-right: 0.5rem;) }/ ~# f" P3 i6 Z. P: [
- }9 U3 c3 j7 q7 E" a
- .tooltip-toggle::before {9 g. v* W/ O' c9 M6 ^; i
- position: absolute;' p* {( A5 l2 W) O; v
- top: -80px;
+ F4 `* f: o5 X. o( C - left: -80px;. _" s- q) f+ G# |' F9 D; p3 M
- background-color: #2B222A;
) b |8 t2 X! N - border-radius: 5px;# B, @; M" f% Y8 a& S
- color: #fff;
$ H- ^! C" Z/ t/ O1 ^ - content: attr(data-tooltip);
1 f& W5 f$ p5 e. k - padding: 1rem; g* p% ^' ^7 |5 m! K& z$ [
- text-transform: none;+ U* m9 q) a9 Q# b
- -webkit-transition: all 0.5s ease;
0 V- B1 S8 r* {# ?$ R - transition: all 0.5s ease;7 W2 o2 l$ c7 {4 j3 o ^1 A# S7 I' L
- width: 160px;
8 `( M( s" Q3 g. C7 A1 b1 f6 x - }
- y% ^1 q2 {0 G6 K! U - .tooltip-toggle::after {# _& f' ^3 U8 B' U1 R7 P/ `. p" t
- position: absolute;* _* o- ]7 o5 B6 M: v4 D
- top: -12px;( g+ x9 q' ]' Y' @
- left: 9px;9 `) D+ J2 P; P- a5 I1 |: e
- border-left: 5px solid transparent;. l0 J. ]# X; q
- border-right: 5px solid transparent;
2 n1 ^# g) b0 X/ s$ l6 P. c8 \ - border-top: 5px solid #2B222A;8 [6 y/ g; z3 s
- content: " ";* v+ T* k% V- c3 F
- font-size: 0;
) b/ L& N! u* Q& h - line-height: 0;
0 T3 h6 k2 K! P" U - margin-left: -5px;9 }/ Y* U; w4 W8 t! k, _: l
- width: 0;- [1 D& ~' j1 K) u4 j1 U
- }
2 N+ c- E4 B8 R. R: } - .tooltip-toggle::before, .tooltip-toggle::after {
2 n8 ]" b D4 ~1 R# X1 ^1 s - color: #efefef;
: y5 X% Z% q5 n! B' m+ v - font-family: monospace;
?) g) `- C S$ o+ P - font-size: 16px; v+ R3 z* L W' m, A$ R
- opacity: 0;7 Y- ^" ?7 C' a' R$ T; J
- pointer-events: none;; T! C' t: r* u* ?/ h! c5 O4 G# |( n' [
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 P; q' R6 o& L7 }3 ?$ ` - opacity: 1;
& \+ x" b. d2 b- n - -webkit-transition: all 0.75s ease;
) o- ?: a1 X+ M' I1 b4 K4 ~0 W - transition: all 0.75s ease;2 P6 X0 z/ w; U* ^+ r5 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">
, v& P- }4 K$ i( T, W - <ul class="nav-items">* ]( c" c% c, A
- <!-- Navigation -->% s1 K3 o. x1 j' ` s. w$ R! ?
- <li class="nav-item"><a href="#">Home</a></li>
, V' @ w. ?8 I$ U: L - <li class="nav-item"><a href="#">About</a></li>
5 s# W9 V9 G) D) {. E! H, P - <li class="nav-item"><a href="#">Contact</a></li>5 ]4 c- P" B8 u' m
- <!-- Dropdown menu -->8 F- i* {( w9 s4 O# v. h2 @
- <li class="nav-item nav-item-dropdown">
3 h7 k9 T! h* t" w0 F: |" d8 B - <a class="dropdown-trigger" href="#">Settings</a>
+ s0 G7 t: X- {1 R' H - <ul class="dropdown-menu">) h8 v0 [& F5 K/ A
- <li class="dropdown-menu-item">& F$ _ Q+ E3 `) ?, _
- <a href="#">Dropdown Item 1</a>
7 n0 W/ }1 K# u. y+ \( j - </li>2 M7 g; H) Z1 E7 Q5 Y R
- <li class="dropdown-menu-item"> [# p% d0 ?6 ^. F; Q
- <a href="#">Dropdown Item 2</a>
3 T2 c: g7 |" K5 j- J5 z. k - </li>7 P8 Z/ P* C: G% l" N1 ~
- <li class="dropdown-menu-item">1 K4 {/ |5 O; l; c3 V! K
- <a href="#">Dropdown Item 3</a>
3 e W8 ~" S; a1 o6 P - </li>4 [3 Y* \5 R" L2 U( H/ N3 h3 Z
- </ul>* ]8 c( T1 R2 x; |3 \# d
- </li>
* F7 H0 ~0 q0 c8 t3 w0 Z - </ul>8 |; P" a1 T# o& `: f" @5 O) q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
) e5 ^! W& j$ z/ G5 F. w: _ - background-color: #fff;% g# Q+ K! Y4 b) v$ _
- border-radius: 4px;! d9 Y" G- C! h7 [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 _: n) U+ p$ [ - padding: 1em;
' u6 L* O) M( M; {% f& f! F7 [9 n1 H - border: 1px solid #eee;* {7 N p8 h# d( c/ k
- display: block;- W6 F2 w! [4 N- _8 u
- max-width: 400px;
7 K5 U" O: L9 k! J' |% e) r - margin: 0 auto;
& n1 V) x! |# H7 Q - text-align: center;7 L/ `" C) c7 G
- }
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- li {
& ~7 M1 D9 `4 t: r - list-style: none;$ F3 A" W5 ~% r a1 {6 a
- -webkit-padding-start: 0;: a8 U4 u7 W9 F$ M, c4 L# x: g& |
- }% | p2 O$ M4 y6 h; e
- a {
* C- h% z, t3 O+ X# w: g - text-decoration: none;3 P8 q6 n0 h, u* O* s; X! R
- color: #ED3E44;
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- .nav-item {
' O r3 E- t9 E, Q4 n. h% ]2 ` - padding: 1em;1 l, b4 Z- T8 a8 w5 }" R: L
- display: inline;
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+ u" Y9 p3 I# m; I! l" i8 G! s - .nav-item-dropdown {
" X2 H8 Y2 W7 D& H! U - position: relative;
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/ n- R5 @! {) `7 k# d - .nav-item-dropdown:hover > .dropdown-menu {- x( Y1 i8 H6 i3 d. B; r
- display: block;
2 x u2 H( E- y - opacity: 1;
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?8 O0 E$ ~* S3 R( D. } - .dropdown-trigger {
3 w) `4 L, }( J" w" D! {# p - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {# s! g- m3 y, x: {) E
- display: block;, u. K. k9 y! C7 L& T
- opacity: 1;
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- .dropdown-trigger::after {
3 Y+ x* {0 l% q7 [' z+ \ |$ q - content: "›";
+ w, s1 j) q( ~8 e - position: absolute;7 O' n0 g$ r2 k
- color: #ED3E44;, E& L) ~; j7 C3 [$ Y( X
- font-size: 24px;
. P7 g' ?% x, ]1 n, K- g - font-weight: bold;6 B. \( E6 T2 V+ m' ^1 @
- -webkit-transform: rotate(90deg);
6 E9 h1 I" e: R- t: w6 v - transform: rotate(90deg);+ b# X& D3 Z( H
- top: -5px;- O2 K: y' Y1 H4 R/ q) o# J
- right: -15px;. m5 ~3 I. S, f$ u+ {4 ~0 ?
- }
, ~# |% m7 } Y- a( {# M4 ^' I - .dropdown-menu {+ N5 u- |* \* x3 D/ m( d
- background-color: #ED3E44;
. y) p# Y6 E8 ~! f; M' D! l - display: inline-block;
0 B$ j+ ?/ {" W. l; C) z - text-align: right;! F5 X9 p6 H7 i% X, u& ?" ?6 c. l
- position: absolute;
: j6 G9 v. h: Q4 h - top: 2.5rem;7 M4 @. B& S [, {
- right: -10px;
G9 U! B) b- d, a0 M0 A - display: none;
1 Y' @# H1 [& h S - opacity: 0;
4 S4 ?9 i! w. N% M3 J5 ^, H" @* h" S - -webkit-transition: opacity 0.5s ease;4 L6 P2 ?. A4 C A, r9 A7 p
- transition: opacity 0.5s ease;9 S. s& K$ F* O" K9 H+ r* s! F
- width: 160px;
7 c3 E9 G( H8 v: ^6 T0 V" X - }
7 k8 {$ N: B0 @/ i. C; e( c9 D8 k1 q - .dropdown-menu a {, d' P9 {. p6 i
- color: #fff;" E9 ~- p. U6 W6 w
- }+ v& E) A5 X% L
- .dropdown-menu-item {
/ t; ~# M* e3 a; [# [: z- _ - cursor: pointer;+ k9 T' V, S3 h, R& s% t7 I
- padding: 1em;4 |' u2 k; _6 u' U1 s9 F$ V
- text-align: center;1 v, F; B4 S( z$ L* Y
- }- S# c6 C- Z8 U6 m K @/ f2 I
- .dropdown-menu-item:hover {5 ?. a* y. i% \! z& T( e S. C2 n
- background-color: #eb272d;
0 w' p$ a' C& @0 ~ - }
复制代码 : B: s: Y O8 O
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 B) k. [' z5 a9 i5 I
- <!-- Checkbox toggle -->
H8 b g# a1 Z8 [+ B) t - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ F/ A+ y9 R# A8 g! J# x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 W: F6 G4 I( ^- F9 F) ?- r6 {% K0 s
- <!-- Content to toggle from www.mfbuluo.com-->
, H( S9 C; b3 `( p- r$ c4 Z - <div role="toggle" class="toggle-content">
' Q& b6 L3 e3 Z8 F+ D - BA-NA-NA-NA!
* |- P% X8 P. Q; c - </div>
7 C$ t4 U0 p a9 ^0 } - </div>
复制代码CSS代码内容如下: - .toggle {
7 Z/ c( l! y) P - margin: 0 auto;! P+ t& U) b' \; U
- max-width: 400px;
2 W1 a! B* u' D5 p) l) o7 x% x - }$ ^; y4 D; d. {5 q$ Z/ Y u
- .toggle-label {
# i. _1 j1 c3 R& S9 e. a, r - font-size: 16px;& i- T/ H+ G% V# N- A( n9 Y' J
- background: #fff;
, p- }7 X+ B" h3 K" Q8 c3 Q6 G - padding: 1em;( R6 n4 D0 ~. a# `
- cursor: pointer;
* w# f8 C) x* e2 u" ^, r% |8 f2 g - display: block;3 d1 A* A6 |: o6 X3 ^2 [
- margin: 0 auto 1em;
% @! {) L J5 R! [/ E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- X q: b6 D3 M* e& X( T - border-radius: 4px;5 |8 _! l) o9 {6 Z; _- e" I7 k
- }
- z8 ]" W4 o/ w4 [: ~$ U6 q - .toggle-label:after {
! d- B1 q, }! j: Q3 { - color: #ED3E44;
3 C/ h) v. W! I& W* g- r) s7 v - content: "+";, T W: l" Y6 g9 b
- float: right;: t, X _6 F1 R
- font-weight: bold;# G m) [& q: R) I2 J( v1 Q5 ?
- }5 T2 S1 x* L& r: X; C0 F: |6 s
- .toggle-content {
/ w3 ~) t+ d& q, l' _ - color: #B0B3C2;6 R- L V0 E! i8 W
- font-family: monospace;
/ n: N8 S; ^# E! B: P% o! H$ g - font-size: 16px;+ ~ g( @. E: g5 W
- margin-bottom: 1.5em;
3 B+ D e. e' a# L - padding: 1em;! c% K& t* R" n& j! [
- }! {) h- d3 j+ l1 a! E) Z, J7 J
- .toggle-input {! F9 i' k3 R/ y' [3 g( T* A/ i
- display: none;0 s; e3 a' ~) _, I8 W" L& `
- }& h% B9 z* T9 m+ L' m- z7 j( M
- .toggle-input:not(checked) ~ .toggle-content {
, Z; V# M c( d( U- f - display: none;' }5 |9 \' ?! L
- }
0 e9 j; u5 T! } - .toggle-input:checked ~ .toggle-content {5 I( N$ e: w+ u+ _
- display: block;# `4 t, k6 \7 ]. D" G4 D+ X% ]
- } d' g# J. x: L6 A* x' ~
- .toggle-input:checked ~ .toggle-label:after {% u( z& R8 G: V r5 q8 F
- content: "-";
/ M5 u1 n( w1 K7 V4 ?9 f' E* I) F - }
复制代码 ( G2 i7 f( p; {3 g- K$ J
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