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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!">: e+ R+ G. a$ f
- Label for your tooltip. _4 @' _* h2 C( g: N1 h5 X
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 n5 |9 z/ `' v' V7 u - cursor: pointer;( U; u% ?8 Z7 Z+ O1 K0 W8 ~% o
- position: relative;" K" P4 C4 K8 ~' r; }8 T z( A
- }
/ }! D5 B7 C- v7 V7 j6 u$ v - .tooltip-toggle svg {+ [2 N, F( Q! g- J5 t
- height: 18px;
% m; h Q( D% `5 w u6 P - width: 18px;6 O& b2 d* V1 n4 \) g
- padding-right: 0.5rem;
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! n. U$ v4 [/ A8 V4 U- l. Z: l - .tooltip-toggle::before {1 g6 F& p4 b2 n8 A# E
- position: absolute;" a" y% u: N R6 W2 u$ D$ K# b
- top: -80px;1 J- }1 h* R2 \' g, r' m
- left: -80px;' B+ p+ y; F$ u K1 ^3 z
- background-color: #2B222A;
" s( {0 o/ `. l" G - border-radius: 5px;2 D5 v3 r2 N( I/ m; Q @
- color: #fff;. F! v7 [% }" K5 X# a
- content: attr(data-tooltip);
$ H# Z+ e! j; f$ h - padding: 1rem;& S1 v; K% z) M4 b$ \/ H
- text-transform: none;
0 U7 D! y/ g/ t$ o - -webkit-transition: all 0.5s ease;& C' R% f% [+ c3 _* B/ Q
- transition: all 0.5s ease;
& ^9 {( _' X$ Z+ c+ V9 L% | - width: 160px;! C! O: K1 q7 g7 @& g
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- .tooltip-toggle::after {5 f7 _3 u }, K5 L' K4 U
- position: absolute;
! g) O+ v( h( x" ^' C - top: -12px;+ m/ ]6 L% I/ m2 ^. b. I/ p [
- left: 9px;8 r: s$ {! m( A& e4 M
- border-left: 5px solid transparent;
2 I% L, A$ D. P2 w% D6 d# i - border-right: 5px solid transparent;9 v' \0 A3 H+ y. T. }0 F! o
- border-top: 5px solid #2B222A;
: Y2 ] y" n8 r1 s, W8 ^5 H - content: " ";7 H. J# I( ?+ N t
- font-size: 0;
; g" Z I2 X( j3 ] - line-height: 0;
9 [" r# w& P/ j1 Y5 |/ Y) C - margin-left: -5px;
8 \& P* t: @) m, S4 a6 u - width: 0; _5 H! r" d7 ] W
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- .tooltip-toggle::before, .tooltip-toggle::after {
% }, `- [+ B; G2 W# {( m1 m - color: #efefef;
7 b! I+ C! ~# k8 y# v0 _. z - font-family: monospace;4 B- g; D a6 l# A. [% v
- font-size: 16px;9 e9 \' L" s0 y1 k/ M. y
- opacity: 0;( q2 o. _! h5 W; y2 w
- pointer-events: none;
4 a5 }! Z* k% m% U1 e. c. h3 j - text-align: center;& w3 a7 |+ o1 N$ F9 t, l0 ?
- }
0 \ L# V# b+ x- m, G0 G: Q! H - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 h2 j2 [% A/ {6 C - opacity: 1;
0 C5 o _% j. x8 @ - -webkit-transition: all 0.75s ease;
: V7 ~5 z3 M& l - transition: all 0.75s ease;+ |$ s% E0 q7 g* L. }) j1 V
- }
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">
' R; S% D+ [, { - <ul class="nav-items">
! a' {6 y+ o' T0 n - <!-- Navigation -->! S5 v& x' ]8 f1 q
- <li class="nav-item"><a href="#">Home</a></li># \5 F, L" T2 I( v5 _
- <li class="nav-item"><a href="#">About</a></li>0 V* f" g9 c, W6 o+ |
- <li class="nav-item"><a href="#">Contact</a></li>9 k9 l. E. p. [3 \9 C ?
- <!-- Dropdown menu -->3 `5 c+ A( m8 G+ J* g, r
- <li class="nav-item nav-item-dropdown">
7 L& \: ^6 ?: y; r1 y" H6 o) q - <a class="dropdown-trigger" href="#">Settings</a>. a# c# ?* K8 Z1 L2 V. ] N/ o7 H) P
- <ul class="dropdown-menu">
6 B; t0 d% b& {# C6 m - <li class="dropdown-menu-item"> u# Q) ^% b# \ M& P2 a
- <a href="#">Dropdown Item 1</a>& \; D! C$ h" q1 h# P( m
- </li>& F9 O6 I& P, r" X* X3 ?
- <li class="dropdown-menu-item">
1 G. S, P' w# e - <a href="#">Dropdown Item 2</a>
) T6 o" Q5 W( M+ G- E2 } - </li>
5 ~: M8 B" n8 M! t - <li class="dropdown-menu-item">
/ i0 z4 c# t# j1 s4 i& n5 } - <a href="#">Dropdown Item 3</a>* e8 s3 h! r; G! `% d; g
- </li>5 c E3 O* y7 g9 s; }' i
- </ul>
- e' O$ [% O% j# f( `% A - </li>
0 y& X6 s9 X2 R% ^1 u - </ul>
% i7 v# _: d! G - </div>
复制代码对应的CSS代码如下: - .nav-container {
& d8 ^: ^4 n, p" c( [. h - background-color: #fff;
5 y2 E; q) k' v. g1 f- w2 P% U - border-radius: 4px;
) T- m- E& i0 Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* F1 U9 S& z$ p( O- }( K* p( u$ | - padding: 1em;
5 N E B/ X h/ e1 H - border: 1px solid #eee;
r# O) `$ S4 `0 f# R - display: block;
6 A! S4 {- U7 F - max-width: 400px;
; d/ f5 j- H0 F' ]* ^( [6 Y L - margin: 0 auto;% g. r7 O Q7 _
- text-align: center;
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- li {
# |7 W6 x x- A; ]: U1 g+ d/ Y - list-style: none;
8 l4 ^$ h1 C8 U2 Z" M! h* |& P" \ - -webkit-padding-start: 0;( }6 o* O& |' u; K+ X# Q. `% [$ R
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- a {$ Z; @* s* K) \% [2 U5 u. r
- text-decoration: none;) e+ |2 _. n5 @2 z' a2 Q- Y0 e$ ^
- color: #ED3E44;
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- .nav-item {
5 @) E* i7 x$ |$ b" y - padding: 1em;& I+ {8 Z. Y2 ?) _: F
- display: inline;
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) t" a7 u0 Y! Q8 y - .nav-item-dropdown {- m, d1 W$ `# {/ U; X# |* [
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
' E+ o& r( x3 l - display: block;
. } J. N$ r: G( f; w2 `4 K - opacity: 1;
$ K, N- v/ t/ \8 w" a9 O - }
7 Y3 x- s U, l% D) U2 K5 e - .dropdown-trigger {" M6 K2 {" C& Y7 w& _& M
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
8 ?7 N' t( F* d, B9 I9 F3 E# ] - display: block;
5 S- A) i. G" F, G, ^" i - opacity: 1;
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/ U- Y* [0 J4 Y2 t- l - .dropdown-trigger::after {
1 F$ I8 X* m' @2 o0 q - content: "›";6 T9 h! v5 i E7 m6 a; T X
- position: absolute;
9 }" Z7 d# n4 C: o, v) Q9 y8 O - color: #ED3E44;4 ]: i7 C$ Q1 ~8 {
- font-size: 24px;
t. ~3 d+ ?( d: g - font-weight: bold;" O3 c9 D# t1 f8 b+ V
- -webkit-transform: rotate(90deg);' I* X* p0 e1 M
- transform: rotate(90deg); M G# d" }* H1 g& P
- top: -5px;" X/ O: A/ H& R2 D) x
- right: -15px;9 s" v2 U$ o5 |9 |
- }1 F# R5 t( {# S% ~0 Q
- .dropdown-menu {1 {3 @2 E% W. ]/ b, _4 \) U
- background-color: #ED3E44;' w, s. {$ N) E6 _( U
- display: inline-block;
( ]; ]2 D2 r+ \ F, Y9 t0 v* r% a - text-align: right;: L5 r. B9 n( W/ M, u
- position: absolute;" p6 k# p" a) W
- top: 2.5rem;
" K+ q1 Y4 a1 ^5 l% L - right: -10px;: k9 b, J4 O$ b" S
- display: none;
3 n) n; b3 T9 N6 f4 i4 m, Y+ d# I - opacity: 0;
' x' V) Z- }4 W0 {1 y# _5 q - -webkit-transition: opacity 0.5s ease;
7 n A) k5 F6 @4 e/ c) F - transition: opacity 0.5s ease;: i8 x% C. i' R/ F! f& R+ |3 \. k
- width: 160px;0 j% s' n |4 c6 z
- }
- Y Y0 Z7 ]( }9 i: @$ S9 D: F - .dropdown-menu a {4 a' w% c$ W; P( s% }
- color: #fff;
: z& i6 _; u* F; U9 K. O2 p - }
' m/ A4 v6 s' h. E4 i - .dropdown-menu-item {3 v8 N7 Q; G, F$ @# j
- cursor: pointer;8 j/ D6 W" X5 \
- padding: 1em;% G# e- W! _+ ~
- text-align: center;+ p4 U( _) \* p4 z0 [1 o9 h+ i; d
- }$ N& b# d3 ?, \7 C5 Y; U) B
- .dropdown-menu-item:hover {
# [5 Q' V1 T$ ^' q7 ?: F - background-color: #eb272d;
- O4 Q" i8 C$ Z$ `" S - }
复制代码 # I; C% e2 r; {, |1 M- w+ k& o
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' B( q$ ^9 x; J+ P9 P - <!-- Checkbox toggle -->5 V# [- O3 I* T5 c& f3 @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& ~& k+ r# O. _) V4 { - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
3 z0 [/ S# a+ s2 Z' F) T* | - <!-- Content to toggle from www.mfbuluo.com-->
0 ] B3 w" J* a - <div role="toggle" class="toggle-content">5 g% A7 L2 H/ s4 |2 t$ }, t, O+ X5 v
- BA-NA-NA-NA!
* a, U% }$ v# T j' g% F - </div>
4 m- m; x4 W- Y! d - </div>
复制代码CSS代码内容如下: - .toggle {
" D( I5 {2 y4 J/ [9 E @$ e - margin: 0 auto;% d! D/ k! N0 Z' C/ ~) U ~
- max-width: 400px;, H S3 E: R' V4 j+ {. M
- }
# z9 R3 m/ F, H1 }7 u6 \( s - .toggle-label {
4 G* A, h& K! V: `. n - font-size: 16px;
, w. m- o& T0 b! H; b/ ] - background: #fff;/ t6 G2 @' y$ _3 H, i6 d
- padding: 1em;
( c- J6 O* I; p - cursor: pointer;; z) h8 s/ |: u; [( Y) e
- display: block;6 {! z# b4 |2 O8 _
- margin: 0 auto 1em;* Y* X0 a8 p, A$ z/ m. U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) k( M) W+ V z8 c j4 V4 {" O
- border-radius: 4px;
. B9 e7 P& H' ]+ T - }& S& s* y$ [/ c2 {, D. L
- .toggle-label:after {
Q( O$ w) v9 a2 e - color: #ED3E44;
4 s! a6 a. C: y. K% R+ Q g - content: "+";* C9 K8 k P! w# w( l
- float: right;/ v( C+ @0 ^* x+ \- Z
- font-weight: bold;
# w) }* o% F+ A1 B - }
# M$ S0 K8 q; x - .toggle-content {
* I5 E5 `7 `- ]% K. y6 S/ f l - color: #B0B3C2;
3 R% e+ ~0 F# h4 s+ q6 O7 j2 a& i( i - font-family: monospace;0 E: ? W' L$ Q: @6 Y2 S2 Q; r) r
- font-size: 16px;
) S" c {& s8 H( I3 _0 y1 X8 K; j - margin-bottom: 1.5em;
+ b3 u/ @3 q( C - padding: 1em;, w6 V9 b: |, m" D6 G9 S% E
- }6 F; u% }% W8 H4 h% b+ |) ^5 y2 ^3 @
- .toggle-input {4 q3 ]6 s b7 G$ M& G, I- e
- display: none;' @9 F9 A9 H3 S; z
- }2 b) B6 W" V/ F6 n3 K# O3 ^, ?
- .toggle-input:not(checked) ~ .toggle-content {$ ?" V1 D0 d0 [0 D9 e) X3 }, m) l
- display: none;
! f$ q4 s, u4 J' `% g5 ?/ C0 q' _3 } - }3 }) V W4 i6 S$ `( ]% B {* U
- .toggle-input:checked ~ .toggle-content {
; ^, ?6 ` G3 E+ m) u H, E - display: block;
: Q4 N8 T( S3 P - }
* A+ D% T; i' E' F: w" m' P1 F7 x - .toggle-input:checked ~ .toggle-label:after {# p/ q) s. q) [& K9 S' N& n; y7 B
- content: "-";
$ d$ ?7 i4 R" v3 f5 x' W% M - }
复制代码
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