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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 T" V1 c A) Z% j, h' {* l3 _
- Label for your tooltip
) v0 a- g9 H5 a2 v P* y - </span>
复制代码CSS代码: - .tooltip-toggle {! g# Q% G4 A& U
- cursor: pointer;% a' S7 |4 R+ y1 N" r9 R: ~
- position: relative;1 C6 b$ q W S t, }4 i8 t D
- }
- r# |- {8 f- a7 w5 t, w( [( ? - .tooltip-toggle svg {
# j5 h3 F8 J' f/ |3 R - height: 18px;
9 L h: g) O' R7 H) v& r - width: 18px;
g6 i3 N& |4 v - padding-right: 0.5rem;
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6 R9 { v( D% v% h - .tooltip-toggle::before {# n* F: O6 B8 T' N/ y' w
- position: absolute;* F- s3 [- `4 s2 M: v
- top: -80px;; L9 d; Y |4 u9 n. [9 k( ]
- left: -80px;
" G- `+ A6 L& ? - background-color: #2B222A;
! j0 ^4 r' i, t% t | - border-radius: 5px;1 }# U. Z9 W1 w: q# U7 K
- color: #fff;
, M: s' [( I! S8 y) z - content: attr(data-tooltip);
# Y, [8 u& s% `, W - padding: 1rem;
`7 s# ^" `' j2 I& e - text-transform: none;( p5 t! u* {2 Q, L* u1 k/ r
- -webkit-transition: all 0.5s ease;- p Z2 {! v# N$ M- x9 u
- transition: all 0.5s ease;+ ?6 C# {- ?/ x+ R# \
- width: 160px;
0 E8 N3 i7 L j* U- d: I/ m - }
4 o1 L3 @0 M2 a; s' s6 x - .tooltip-toggle::after {
( x7 h# O1 F2 M$ i8 |1 o0 {0 | - position: absolute;
B! X7 ]! z, U3 }7 K0 P+ v1 ?5 M - top: -12px;- @% e- Q \0 X! k( E! {$ n' i
- left: 9px;4 z& h7 |( J: {$ w' R% t: {4 U: N
- border-left: 5px solid transparent;/ c3 E! j& u8 o! D4 W( A0 Z
- border-right: 5px solid transparent;
9 j- u# a9 L" V B3 A) f' c# L! n - border-top: 5px solid #2B222A;, n& [+ Y/ ^) z, Z3 @6 I
- content: " ";
2 U3 Q/ ^- y6 a( E - font-size: 0;0 d9 T, m1 s2 n f1 e8 q- C
- line-height: 0;
; X! u* D1 L5 J) Q - margin-left: -5px;
3 d2 e. A6 q/ k5 V. k( j - width: 0;8 @2 }7 `1 u9 d
- }
$ e7 L$ S& m. | - .tooltip-toggle::before, .tooltip-toggle::after {
! [( {- K# u0 P8 ` - color: #efefef;
$ Y. g$ B' M; ? - font-family: monospace;
$ _/ Q2 O4 J+ r/ n. t3 E - font-size: 16px;/ f: O6 O* b4 b9 p9 B6 ?' M0 x' q5 o+ l
- opacity: 0;
* f. `, [- R' w - pointer-events: none;5 O* R6 g% Q" L9 W
- text-align: center;
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F& ]) W& I) j" C - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& _9 Q0 S3 O7 F A/ e; x) j
- opacity: 1;
+ E% M, w7 `2 n) D. W9 M - -webkit-transition: all 0.75s ease;
& A( U2 E7 W7 `& O4 L4 Q - transition: all 0.75s ease;1 E/ \, U8 G" E8 [4 U. w6 q
- }
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 u1 X0 {5 s, {: g - <ul class="nav-items">
, B$ K# X: \- `; ^0 d - <!-- Navigation -->
+ p. t( h9 ~. G' A& \2 } - <li class="nav-item"><a href="#">Home</a></li>, i) H$ E: M C8 q* m
- <li class="nav-item"><a href="#">About</a></li>0 f+ n/ H F- z# ?6 \
- <li class="nav-item"><a href="#">Contact</a></li>
. ^+ w; U# T; A - <!-- Dropdown menu -->
; D1 `: \7 W2 p c- M' I. T& w6 J - <li class="nav-item nav-item-dropdown">
; v4 T) J/ b5 J5 | - <a class="dropdown-trigger" href="#">Settings</a>
- R/ j& X$ r; I; g; ` - <ul class="dropdown-menu">
9 l# Q2 j4 n7 ^! k - <li class="dropdown-menu-item">* B' n& a( C1 o- a4 E
- <a href="#">Dropdown Item 1</a>/ d8 }4 }5 c1 M! P" D
- </li>3 U5 N& y+ ?/ B' y" X6 D5 I
- <li class="dropdown-menu-item">. B- |( X: f6 k, [4 A
- <a href="#">Dropdown Item 2</a>
. c( o2 ?$ d8 K( \! ^ ?# w - </li>5 a# A9 k5 U- B8 _4 ^3 T
- <li class="dropdown-menu-item">
2 b, k2 P* f, W! ?& Y0 [- B - <a href="#">Dropdown Item 3</a>
. F) ]) G! b& a1 Y: \( ` - </li>
) k; O6 h% o, x' Z - </ul>0 K, [7 o* K8 q
- </li>, i7 ]& B; |" P" r3 L% A5 f/ e
- </ul>
4 K/ ^+ l0 U9 R+ \" D* N- L - </div>
复制代码对应的CSS代码如下: - .nav-container {( n* b& q3 C+ n2 g* j
- background-color: #fff;0 c1 p1 o7 s; H: K6 v; D& Y
- border-radius: 4px;
% T' p1 r' v* W0 h6 N7 r4 X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 Z8 U! b3 W! r" [0 ^ a$ _, V4 z) X - padding: 1em;
: @0 p+ j2 c2 D2 C3 \) y) S" E3 J - border: 1px solid #eee;9 j, b4 u+ `, \7 q6 Q y
- display: block;: R2 Q: M* G3 I8 W1 R' N
- max-width: 400px;6 L8 ~0 H0 e7 [! X& b- _
- margin: 0 auto;
8 ]3 E ~8 L2 G! {- n7 p - text-align: center;9 _) [" I- g& u# T) l- O% |
- }
4 ~8 y3 j6 G1 b* _ - ul," ~6 C; r8 _5 U R: ~4 |, k2 }- Q; J
- li {
$ O! @( |. ^% ^4 d3 c - list-style: none;" x# c' d) n6 M" k5 [
- -webkit-padding-start: 0;
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- a {, L, H4 x8 O' e' w) F
- text-decoration: none;' S; a7 K/ {* R; p/ T5 O
- color: #ED3E44;8 l- Z& l% I W ]0 a2 w% g
- }
6 l7 n6 N; m& n - .nav-item {) j3 p8 s4 P2 P' g
- padding: 1em;
z2 z( ~! `4 \* @3 U - display: inline;: C4 w- J! u) D# T4 r6 J7 a2 Y. B
- }
) t7 z' W, W$ N# [/ K6 R' E. w8 c - .nav-item-dropdown {* h3 R! P' `, A3 a; Y
- position: relative;
$ _: p" l( u" O+ l - }
/ G3 l/ [5 Y- [/ o# X1 N - .nav-item-dropdown:hover > .dropdown-menu {
6 T ? v( A: W! ^1 B - display: block;# z" M$ a3 Q# o! w/ N
- opacity: 1;
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- .dropdown-trigger {
$ f& I6 b# r1 N3 g: [ - position: relative;) ~4 P) N9 [$ \: Q( _- N6 U' x
- }
( f& r6 g* T$ c' X, k& N3 c& b& ^ - .dropdown-trigger:focus + .dropdown-menu {4 h9 ]: s% Q; M e7 h; b- I
- display: block;/ X$ j2 ]+ }, B( {
- opacity: 1;
! V2 m2 A" y) ~ - }
! \% h. C! V' @' D+ j6 d# V - .dropdown-trigger::after {# e }! n- S# f5 ^* y
- content: "›";
2 Q b7 v# Y4 l0 u5 ]7 {2 p - position: absolute;
6 A1 H6 T! e2 ?2 e5 z - color: #ED3E44;
5 Y1 C c+ Y! [) Z& E - font-size: 24px;0 S3 ]; h; u$ I8 X% T0 C
- font-weight: bold;
k/ W3 k L% I: t% ~ - -webkit-transform: rotate(90deg);
$ M; I1 ~4 ^) A/ ?8 R' k: z - transform: rotate(90deg);
: \* d: s; O0 b; n' t5 q" `9 A - top: -5px;
8 ?$ _/ v; G1 ]. Z - right: -15px;
4 {6 r! L; A9 Q, @, R - }5 z9 B$ ^9 ~' z3 m" L/ o4 ~; t
- .dropdown-menu {' ?+ `0 z6 B; ]1 y/ C5 b
- background-color: #ED3E44;- k) p q! j7 `" U0 [3 r1 k% ` a" v" d& F
- display: inline-block;
" }2 N J3 c5 d+ }& z - text-align: right;2 t; H2 d+ q6 R. q( Y" j! `
- position: absolute;
5 V5 q3 n; X. B9 C' L8 Q5 z; t' y. c - top: 2.5rem;8 s( X* Q# f2 ?1 H0 P: a
- right: -10px;- _: @2 @0 \* E
- display: none;
. _3 S5 K9 a& N4 m5 w$ U - opacity: 0;
$ i# L9 `5 h4 w0 t2 I% ^% z - -webkit-transition: opacity 0.5s ease;8 x4 i5 L7 i- A& h! |
- transition: opacity 0.5s ease;* f( f5 s# ~- ~" u, j
- width: 160px;
. T1 K& M- {; X( p - }
) F: I7 |5 f# c3 W - .dropdown-menu a {
, g, t" \0 j6 Z& i0 K) Z - color: #fff; \2 j* p* Q; p( [2 Z) z% C/ I1 r
- }/ g1 V$ ~' W4 a8 ]% {) u5 S2 o0 D
- .dropdown-menu-item {2 B" i7 ~, ], ]' J$ O: v1 P F
- cursor: pointer;
0 ]7 F" }3 W& E5 Y1 u- W - padding: 1em;- o* s5 a7 t% E1 k5 }& u k1 X
- text-align: center;
7 S+ o; A$ k/ H0 x - }
4 }) s) D5 y$ y6 L. H t/ |; A - .dropdown-menu-item:hover {; P; @. f6 e) w4 {% ?0 x
- background-color: #eb272d;
2 [8 I( Y! g. d - }
复制代码 . ~5 J+ n" \7 w, j# u, H
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 z: j* W9 e. ]; |. c* I6 W& Z) n, L0 I
- <!-- Checkbox toggle -->7 [* Y2 S/ i5 p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ I- w$ Z5 s$ s, @- k& w- L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># S5 @; A4 c+ o9 \
- <!-- Content to toggle from www.mfbuluo.com-->
$ ~2 ?3 ^4 i9 K& n$ [$ R - <div role="toggle" class="toggle-content">& a& \9 x2 ?: p
- BA-NA-NA-NA!
& t) `! P, e1 W7 _4 P6 p) J - </div>
% n8 i0 Q G! |$ b/ Q/ N - </div>
复制代码CSS代码内容如下: - .toggle {4 a0 X \# u0 y' g- Y; {3 D
- margin: 0 auto;- w7 ?6 | N: z* M9 I' ?
- max-width: 400px;
7 o0 b2 ?+ r S7 V - }2 R7 {: V' K+ a* t6 i
- .toggle-label {
5 y9 @- Y- X ` - font-size: 16px; y" |( d- x- M7 S
- background: #fff;
' D3 J& w) Y5 Q: m - padding: 1em;' }( A) k* ?. y1 q/ b, y/ B
- cursor: pointer;
4 o; u- f0 V% @8 E3 o - display: block;. w; z$ R4 f5 A9 I( [3 d
- margin: 0 auto 1em;
$ `, R3 C' s3 q) U9 c$ u: l% N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% F" D2 E' C- d
- border-radius: 4px;
6 j9 v' {0 ^0 ^& V - }
+ O+ U/ N$ g0 P - .toggle-label:after {
% L Z5 f! M0 m' m - color: #ED3E44;8 K. q" r5 K, D; _2 Q6 J- A( g! z
- content: "+";( d' Z! h" D/ m4 v ^; A
- float: right;
/ ?* g( p l: F H! R- g0 e( [# O - font-weight: bold;2 o- O7 A: W) s6 w! k i
- }( n& T% @8 z1 X& l# j! A4 Z
- .toggle-content {- L+ R$ h! u- Z7 \$ N
- color: #B0B3C2;, y6 t# C0 x, m; s
- font-family: monospace;
; J# _3 d$ u$ E: k5 S9 M9 ? - font-size: 16px;* C! i. G* D3 V! R; x- }2 c4 [
- margin-bottom: 1.5em;
, n; h& Q; k* L! Y% O - padding: 1em;1 @" G, U4 _! u* S! G+ I8 r% I3 r) e; B
- }6 h3 S* H! G1 B1 s& q# X3 u
- .toggle-input {
2 p8 |# \! T3 y8 k - display: none;, | o8 n) o5 Z- A3 A) s
- }
; m0 ] \4 h% z( _$ W - .toggle-input:not(checked) ~ .toggle-content {3 k. G: C- `% P/ t, V
- display: none;
; C9 R8 h3 m+ c1 L: M9 z) {) u - }9 h$ f8 P8 k9 g% R7 V
- .toggle-input:checked ~ .toggle-content {: W7 A8 x5 B- f X- O: K8 j
- display: block;
5 h& w: n# t( Z% V* s* t9 m! p - }
4 `/ _; F0 `- t - .toggle-input:checked ~ .toggle-label:after {
t% ?) i/ q# b- J7 q - content: "-";
) B- P) S9 H: f - }
复制代码
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