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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!">2 `: ]) O8 j+ _! K7 L! V
- Label for your tooltip3 ]: H; \" F1 I
- </span>
复制代码CSS代码: - .tooltip-toggle {
6 i5 f5 B: @) B; s8 L2 Y/ m - cursor: pointer;9 W' h: |0 V% z- I% ~) r
- position: relative;8 z+ n B7 H) [) w
- }
6 R4 p d" w0 X3 H6 A) } - .tooltip-toggle svg {' C9 L* C6 x0 |
- height: 18px;. n( A! G9 j* t; L) U L; O
- width: 18px;, P, t( L& `8 w ^7 R, P
- padding-right: 0.5rem;
7 m' q0 ?: g R T# w - }
5 c4 K4 Q/ J$ c* E3 F - .tooltip-toggle::before {
2 g3 q' O5 r6 F$ j7 s/ ?& [" z - position: absolute;
9 w) z! t* m9 l7 P; K$ d5 Z' m. n - top: -80px;
) H/ ~' c3 x5 h" `- ]7 e2 t6 I - left: -80px;6 N8 A& A' ^$ Z! a4 ~
- background-color: #2B222A;: s' a. s/ k% Y+ ~$ U( q4 q: |" E
- border-radius: 5px;
( E( X9 j9 O9 r' T - color: #fff;
7 `! O' e& B6 U+ o. D, S& N - content: attr(data-tooltip);
! K* Y2 a+ T5 K/ Y - padding: 1rem;1 p* _8 H7 v- L" M" Q1 U9 G- J! @
- text-transform: none;0 d2 p' R: b) K' V& O( b2 ~! d
- -webkit-transition: all 0.5s ease;
( D" q" I; o/ D8 Q - transition: all 0.5s ease;
/ E( }0 H( A; j" _0 E - width: 160px;0 Y& E1 |! I$ x4 g& [; u3 v4 v0 F
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- .tooltip-toggle::after {
9 x+ k- x7 d3 [( N3 |) t - position: absolute;
/ A- \+ i* Z; F m - top: -12px;
& b' q- a' L" d# g% [+ ^" {2 [ - left: 9px;9 @' b, l. B3 N
- border-left: 5px solid transparent;9 Q1 r9 K: r& y5 r3 ^$ Z
- border-right: 5px solid transparent;
9 c0 N- }/ l: x8 z: ~* T+ R - border-top: 5px solid #2B222A;0 |+ l5 Z- `8 p+ k s6 ~; K
- content: " ";7 L0 W8 N3 ~& X* I5 d/ ?
- font-size: 0;! W( f4 U) @" \- |- q
- line-height: 0;
8 I# R2 y5 R2 R - margin-left: -5px;
$ }$ G5 Q: t$ @. Z - width: 0;9 t1 m% i3 M7 n
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- .tooltip-toggle::before, .tooltip-toggle::after {4 o R7 [+ R: M9 {4 K
- color: #efefef;, _9 b( I* p* x6 N; u
- font-family: monospace;2 H/ K9 O- P+ i8 k# n9 c
- font-size: 16px;2 a1 {6 ]7 n# b$ o: w8 c0 x3 o
- opacity: 0;( |% y5 p* R7 c
- pointer-events: none;
$ F' g8 y" i; \9 Q - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# s: l6 d' u7 g. B L
- opacity: 1;1 p$ m- J. y! o0 u
- -webkit-transition: all 0.75s ease;
: P6 y( C- Q4 _ - transition: all 0.75s ease;1 O. U0 h4 {, i4 h( Q. t+ e 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">) b; A: o% O, E9 `
- <ul class="nav-items">' I' @, \# u" r6 B
- <!-- Navigation --># Q5 D0 g2 K! d5 O* Q$ G$ u/ @
- <li class="nav-item"><a href="#">Home</a></li>
7 b( X7 b# ^9 O: E$ e' p' |5 u - <li class="nav-item"><a href="#">About</a></li>
" N1 p; d s( [4 u - <li class="nav-item"><a href="#">Contact</a></li>* o7 K4 Y% \% d. ]# [0 q- g
- <!-- Dropdown menu -->
: h! [1 T* j( Z! |" c* Y8 g - <li class="nav-item nav-item-dropdown">4 _6 \/ t) S9 ?& B$ s: v- _/ l
- <a class="dropdown-trigger" href="#">Settings</a>/ w1 q6 { V7 d+ Z$ z; o" c1 `
- <ul class="dropdown-menu">/ `, D" Q4 D0 E
- <li class="dropdown-menu-item">/ B l0 O: Q" y
- <a href="#">Dropdown Item 1</a>
' [- |) i$ L. X4 P% f2 ` - </li>
8 V9 d, B# O* \! }" S - <li class="dropdown-menu-item">! [0 `3 }, m w* s( `- x* i$ ~3 @
- <a href="#">Dropdown Item 2</a>5 u% {9 F9 W( T8 h& K, Z/ b
- </li>4 w) P& f0 R) K# u* K1 v
- <li class="dropdown-menu-item">
: `. K- D8 A! i _ - <a href="#">Dropdown Item 3</a>
6 |6 a3 p" s" {) N - </li>% P! L5 c+ A% B" k' n
- </ul>3 ~5 P) I6 b+ x; A4 M
- </li>
- y, H) f% }2 A6 U$ J- X. ^ - </ul>4 T) w! M$ K' z* _/ t
- </div>
复制代码对应的CSS代码如下: - .nav-container {; ~0 ?% h0 m% {% G/ I; `" _
- background-color: #fff;
- B' B' y) H& r# K - border-radius: 4px;
( b- B1 \1 k. Q A! q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 g0 D" Y5 N$ |3 \ - padding: 1em;' e7 ]' ?( g+ L6 t$ [9 |
- border: 1px solid #eee;: ^7 y( U: l' Q8 S2 s
- display: block;- Y0 x4 j" w E2 T7 z
- max-width: 400px;1 |7 a' O& B( }4 j
- margin: 0 auto;; T* o0 N% J1 h- M1 U: S& [4 ?8 C
- text-align: center;
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- li {
. h& f! U- [9 p2 ?4 E8 l - list-style: none;
5 M3 ~! S5 [$ L. O8 E2 ] - -webkit-padding-start: 0;
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- a {2 r$ |2 S' p6 @, Q. ^: F
- text-decoration: none;
. o0 }; b* X" u# g1 {* ^ - color: #ED3E44;8 j' T! i0 ~, g* k1 u- B
- }
# B* e/ T+ _9 w( x/ C - .nav-item {
; Y" i" |- d3 Z3 E4 k9 p" j - padding: 1em;
) z+ u' Y5 Z x& z" }0 A+ t9 x - display: inline;9 n( Q6 z/ I& a
- }
# N: S0 [% @1 S# a; R# f - .nav-item-dropdown {
5 C1 ?- p" z+ q+ N4 A0 r* Q$ i - position: relative;7 Q8 K% n- ^) Z& K) P1 U& l
- } w' K' `. t5 t0 i
- .nav-item-dropdown:hover > .dropdown-menu {$ `% p W3 W$ k7 f! R# f
- display: block;( v. _( x& \1 F' H; l4 ^7 O
- opacity: 1;2 J/ A. J8 h5 q1 k9 M) b3 q
- }
7 ?) \1 O& V% s! A+ r- G" d - .dropdown-trigger {+ Y A0 g4 K1 Z* V$ ?- t+ S
- position: relative;, p( P b7 n2 C7 O5 r' [# m1 Z
- }2 ^1 B8 u5 G: v' I6 {! _
- .dropdown-trigger:focus + .dropdown-menu {( ~- y+ r; o$ }$ ^2 P7 J( |4 j
- display: block;
! L# Q+ a) k& H1 _9 x% I/ S - opacity: 1;
M$ j& l, ^; i) f0 {; D1 C - }
2 G* v* S5 Z6 b* Y& }7 }0 h( L - .dropdown-trigger::after {' s; L# \" i" j* p
- content: "›";
C/ a- R) i) C; t! J- a/ r - position: absolute; f) J8 t* q _: Z Q p
- color: #ED3E44;
9 |6 a0 ]; P/ [. Y U - font-size: 24px;
8 V* Z2 B9 ~3 L2 e6 c" g - font-weight: bold;
7 _8 m& }& m3 T# z - -webkit-transform: rotate(90deg);
4 _9 L7 W" R: K0 C - transform: rotate(90deg);" m% }0 P; D. s
- top: -5px;5 Q" m9 N& Y4 B1 M3 o0 G( O7 V
- right: -15px;" z3 o5 Y. s! W9 Y& F/ X& s
- }+ N: I2 P& x0 p, h+ Y! e0 d
- .dropdown-menu {6 v( e% x6 n {" V. W
- background-color: #ED3E44;
1 Y* H+ J* y6 M; A! M - display: inline-block;- i& G) x. P; k% R3 G- S4 p. [
- text-align: right;- @/ |" W4 w$ ]6 ~) F% T1 e& q
- position: absolute;% V8 B! J( c6 F
- top: 2.5rem;
. j7 _: J; b5 L! z - right: -10px;7 O$ Q7 a a! T0 B" B% A
- display: none;
7 W+ u4 f' x" V, K - opacity: 0;
/ e* S W. h9 W- u5 D - -webkit-transition: opacity 0.5s ease;9 P. Y) E8 Z5 ?/ V
- transition: opacity 0.5s ease;
* P; S3 I8 h! U/ h8 o - width: 160px;
3 i h5 o1 O. @/ i" ^! Z8 h; J3 k - }
2 b+ w- X1 \2 i3 ~; a( r - .dropdown-menu a {
2 J, O) ^- N# G) W, }- U - color: #fff;" B5 c$ ]; W- q# S3 |5 O% V
- }
8 x# R; e4 P6 `' p - .dropdown-menu-item {
- R) {" b9 Z5 V P7 u- F+ j6 l9 } - cursor: pointer;
; l a5 q/ Q. u- Z+ D+ j - padding: 1em;; Z5 S4 _( O$ U ~5 V. u
- text-align: center; I" ? f" w6 H$ g0 t
- }4 `! O) J p& b
- .dropdown-menu-item:hover {
9 b+ W8 R% r2 H5 s - background-color: #eb272d;
3 `- ^! p5 d/ |3 g! I" w0 E- ? - }
复制代码
. F" Z2 o* _+ Q/ m, D% w) X可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
2 g& h+ _2 u& V8 k0 M% N2 l! S q - <!-- Checkbox toggle -->* j" l/ d# `( B3 L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 P5 L# n" J G5 X3 [" g7 ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 |) t- ~( \- M: }# ^
- <!-- Content to toggle from www.mfbuluo.com-->
4 j, g- [5 |/ U3 x. c0 Q - <div role="toggle" class="toggle-content">
/ w6 v& g- K( N y/ s* D R8 ?, K - BA-NA-NA-NA!" R! G- f& }5 l+ D2 O+ N$ @
- </div>
% Z* }5 d2 T' o4 D, p - </div>
复制代码CSS代码内容如下: - .toggle {
7 d) W. W v2 ^0 o% A% P! c - margin: 0 auto;
7 A& C2 g& d7 r! w4 D( `; q0 W - max-width: 400px;
+ D+ q7 h6 \: T a. [) G$ b& [ - }2 D. Q; `7 e5 J7 x
- .toggle-label {
! K( B+ ?: e: y- | - font-size: 16px;
/ \5 R* _/ }3 I! T - background: #fff;# l! U$ j' W7 i1 h% S' s6 E
- padding: 1em;
+ \9 ~0 B! S; \# A( D - cursor: pointer;: K3 `; x7 G2 R, k
- display: block;' J' j7 u& t+ t( |( n
- margin: 0 auto 1em;9 {: T+ J/ t* j: \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 B0 f3 x8 A6 o8 b/ O
- border-radius: 4px;2 X4 }7 l R Y: D2 E3 T1 f
- }
t7 R9 `+ K0 S; k9 L - .toggle-label:after {
; s) A% T. d* H1 s1 G5 Z1 J" b0 u( T$ G - color: #ED3E44;
3 w* o q4 @5 s - content: "+";
+ T4 b3 Z9 Q7 n0 }) ^# f - float: right;% t/ \6 E/ O3 t- k. S3 W
- font-weight: bold; l: u( G+ t1 j" T# {( Y3 C I
- }
& b7 J; J" @& A3 @6 {* \) ^ - .toggle-content {3 w: Z# Z4 n% a
- color: #B0B3C2;& X, n& n- T( p
- font-family: monospace;
; Z- q* s4 E' i - font-size: 16px;8 | n9 E9 L. c
- margin-bottom: 1.5em;# ]8 \; l& V) A1 {
- padding: 1em;$ _! B/ @. {& m2 c
- }' E/ Z( V' R( i* `0 i( m
- .toggle-input {
$ t9 ?6 o- D$ Q% K5 t7 y3 j! Y8 \9 o/ H1 Y - display: none;
8 P( K7 Z' Q( \& S7 e) X - }
. w1 h: J( d% c1 J( e/ K) | - .toggle-input:not(checked) ~ .toggle-content {5 H. X& R; l6 N3 Y" C8 L
- display: none;
, r6 g3 _: ]! X/ n - }
2 x. c& K: P4 q+ R7 V) Y8 t1 h4 q) _ - .toggle-input:checked ~ .toggle-content {
6 H3 r$ U& s: V$ {1 ~ - display: block;# E" j; B5 N5 r1 v% W/ }% N
- }; K- {$ }7 P; K2 s
- .toggle-input:checked ~ .toggle-label:after {
4 i8 ~& s7 A. l5 y9 u - content: "-";
, M5 H. @- K7 K0 e6 J- @3 S - }
复制代码
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