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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!">- ?* f- R9 H. u6 b: c
- Label for your tooltip
: B0 T' t* _7 T3 I# x' Q# R& H - </span>
复制代码CSS代码: - .tooltip-toggle {( }* P/ Q# X5 Y1 {6 C
- cursor: pointer;
& p+ X2 X& c, {5 u+ \ - position: relative;: Q4 T! C8 p8 o% z& J8 Z, u% c
- }
$ ?" e3 _, P0 ~ - .tooltip-toggle svg {. c0 {, i% O/ r# d0 R
- height: 18px;, Q) ]. k4 l- g& l
- width: 18px; ^3 }/ I- j6 _: P: g1 `5 g% C
- padding-right: 0.5rem;. u) M- p+ Z+ S- A5 K1 m- U
- }
" W, z* |" @0 e" B - .tooltip-toggle::before {2 r1 y( g# C) ?1 J, \3 V, m7 |
- position: absolute;, v& E7 j' s- \9 Y$ N
- top: -80px;$ s0 R. h3 z% F5 D* @) z; M0 u( r
- left: -80px;
- _: A9 l! g( l1 G: n# W( o6 b - background-color: #2B222A;0 v2 V3 W. v9 Z) ^) b- V! ~% c6 ~, ]
- border-radius: 5px;
1 a; r' q. Q& H, z+ P - color: #fff;8 F; Y( ^8 ?2 V8 l5 u `
- content: attr(data-tooltip);
' p- X% @& n" G7 B0 s) H* Y - padding: 1rem;8 R! d5 l1 S- e5 |7 f# O! l
- text-transform: none;1 ]" l7 K* U7 D4 n( p
- -webkit-transition: all 0.5s ease;
2 ]% m% [4 w$ y* f' n& v% H5 U - transition: all 0.5s ease;
) `$ \6 g* e% u" v - width: 160px;6 H1 z$ j) S7 P) `
- }
1 q9 x0 k% m9 {- g8 i) }; h1 | - .tooltip-toggle::after {" @! f( J7 |! L6 Q' h" T
- position: absolute;
8 c) b8 q$ b" A& [ - top: -12px;
% L* V. t$ w0 W9 b# c - left: 9px;
8 e$ j( q' Q$ B/ O+ Q - border-left: 5px solid transparent;
3 s5 D/ j! W; U& z) X2 v) U( t - border-right: 5px solid transparent;1 ^7 T- `) V' g$ v# h! l
- border-top: 5px solid #2B222A;
7 {- J' p B# [/ Z0 h% y9 Z - content: " ";6 v. B9 M2 D, p) i: v. A2 R
- font-size: 0;
! y8 D" D: U" t) n; S) P! _$ o - line-height: 0;
6 ^* A0 V" R2 l0 a5 i; x8 ? - margin-left: -5px;
7 b" m, J; f$ W8 N: ^$ s. ] - width: 0;
2 {. h ]* }4 r% k$ O- Y - }
9 a/ i: V; N( X/ S2 {2 D - .tooltip-toggle::before, .tooltip-toggle::after {
$ b2 M6 a! S* s9 y3 ^9 Z' p - color: #efefef;3 [8 A# g9 F4 k) z; W
- font-family: monospace;
2 r* I0 c$ m9 T/ A" G- I5 l - font-size: 16px;8 p7 }% o. F. d; u
- opacity: 0;
3 H! R; I# S) {* [0 Z& M7 H7 U' ^2 X - pointer-events: none;2 Q) s0 c# P. y9 B# q
- text-align: center;; n# a' ]: g. a/ w5 P1 J# Q5 K4 H
- }
- h7 a( C5 Y0 v9 a4 M9 B- p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 y4 h5 v; l) c0 a4 ~ Q( \ - opacity: 1;/ J* q$ U( {6 s7 x, ]
- -webkit-transition: all 0.75s ease;
! p, T1 M- G/ b6 u2 u7 S - transition: all 0.75s ease;
* O$ T% W8 g5 G! y4 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">6 _% I+ S6 W \7 z u8 p' i
- <ul class="nav-items">
, W# t1 f( i/ l+ _% P - <!-- Navigation -->+ q, E- h/ d, F6 G9 [5 W
- <li class="nav-item"><a href="#">Home</a></li>! p* a1 W+ I2 d! t9 o1 S& r
- <li class="nav-item"><a href="#">About</a></li>
* g3 t0 r& H) m) W2 Z- h- ` - <li class="nav-item"><a href="#">Contact</a></li>. [" V3 i) R" z/ t V9 s% X
- <!-- Dropdown menu -->& A1 @$ T: T( `6 ~, Z5 b2 s
- <li class="nav-item nav-item-dropdown">
# M! Z( }/ d7 a. S) o8 W; y2 a- N - <a class="dropdown-trigger" href="#">Settings</a>
- ^4 c- s9 j: K; i$ H# J - <ul class="dropdown-menu">0 _2 @% g& Z' g. I
- <li class="dropdown-menu-item">; G: e+ F# v8 X, o
- <a href="#">Dropdown Item 1</a>
7 ?$ s6 h/ E, X9 ^ - </li>
5 f3 P& u! H6 w8 V - <li class="dropdown-menu-item">- p K; @- h0 a4 {5 h7 P
- <a href="#">Dropdown Item 2</a>
+ x0 ]/ X4 A" f5 H8 g# Y - </li>
: |9 d0 i7 ~& u8 o; ~5 d( { - <li class="dropdown-menu-item">" ]$ H% Y% \8 r4 j
- <a href="#">Dropdown Item 3</a>
6 Y y7 ]0 c' F- i- o - </li>" N% p/ W# V6 @* V) b9 h8 v$ I0 ~: d( d3 T
- </ul># |9 f( }" |! }7 R0 ~ l
- </li>1 L2 n t0 k& k4 y) \
- </ul>
/ `* _6 V; [# q3 z$ L9 I/ Y, l) H - </div>
复制代码对应的CSS代码如下: - .nav-container {- a% W+ @( T8 S7 j( Z
- background-color: #fff;
H+ b* u! \6 o' B6 N0 f* s: ? - border-radius: 4px;
2 r# N2 n7 X0 a1 n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# a. ]& x" d, a! n6 s - padding: 1em;. n8 V/ c0 ?; I% [0 h
- border: 1px solid #eee;0 e" X6 I; N- }
- display: block;1 [1 d1 Y" F# T
- max-width: 400px;5 O4 }8 u$ \+ B; n- i
- margin: 0 auto;
4 }9 s# z; ^" K/ W$ o - text-align: center;
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- ul,4 e7 c2 q* Z! D5 g# R( r% `$ \# r5 E: q
- li {1 I2 x! d5 [/ A( e% i# J X) Z% D: }
- list-style: none;* w$ n0 m. N# C, d6 w2 l7 v, p5 m
- -webkit-padding-start: 0;2 S, p, A" C6 u4 X" E' I
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- a {8 A3 q5 L4 n: p/ s @, c' k
- text-decoration: none;+ w5 M2 w+ ?; }4 L# a7 X, x" c
- color: #ED3E44;9 y4 h$ v1 Y: |- ]0 _, R8 h. ?
- }. D: r' N$ P a* r: e8 l5 M
- .nav-item {4 g+ | i' I" Q* D, s1 Z2 |
- padding: 1em;
% l$ {/ n2 v, G. F - display: inline;, g3 q0 K0 \! h1 C0 T Z1 B' V
- }
; V' z* o! n; L% v) {! B5 [ - .nav-item-dropdown {6 e* b8 b0 x* I
- position: relative;
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: r/ ~6 T: _& q. |, H; b - .nav-item-dropdown:hover > .dropdown-menu {, h: C9 `9 \3 T2 a: d7 y, A% q. A, Y* @$ P
- display: block;
. u3 `& K2 E2 z5 G# j/ X - opacity: 1;
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- .dropdown-trigger {
' g8 R) f: }: q2 I% r - position: relative;2 I9 s2 o% X4 M0 B1 q
- }/ k5 ?& i0 ?4 K% O; M
- .dropdown-trigger:focus + .dropdown-menu {
( s% C5 i3 @) v1 r - display: block;/ m9 L1 |4 b7 S% E+ w/ A M
- opacity: 1;
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- .dropdown-trigger::after {& l! g0 Y4 M. m$ h8 h v4 u7 W1 r
- content: "›";# B' W- q) A# I- V! S6 f
- position: absolute;8 {. j% @3 Q& c
- color: #ED3E44;
1 F" j$ L# B& f2 e" ~8 y - font-size: 24px;
4 `; M: m/ H; E3 W2 _0 i/ Q - font-weight: bold;! t$ h$ K( W, X8 F0 N
- -webkit-transform: rotate(90deg);
1 v7 |, M1 s7 R - transform: rotate(90deg);6 V+ L8 w$ c+ H
- top: -5px;
9 o5 _; ]4 f# m, G$ k: J/ w" m - right: -15px;
' E, L7 X0 l. `: u* r* k) W* p - }
4 e. h; S, s) S/ ?% } - .dropdown-menu {; O2 {! ~& c7 {: {
- background-color: #ED3E44;; P0 @! r+ K/ V1 C
- display: inline-block;* m1 x: U" B1 _2 V; S
- text-align: right;
7 `2 y5 j a+ M/ f - position: absolute;/ v+ z: K& i+ V: w! m h% O
- top: 2.5rem;/ b5 i9 a) {2 x0 w+ k: q
- right: -10px;
8 ]) t- N6 \ X' S% Z1 G - display: none;
) q( B4 a2 s% K6 |+ k1 c7 Y - opacity: 0;, z2 _, ]3 k6 C
- -webkit-transition: opacity 0.5s ease;% l A+ W, m) A1 f+ s
- transition: opacity 0.5s ease;* e8 V! |$ B9 t# k
- width: 160px;6 _: N" [# q$ F% i
- } ]( F' v3 V- e: r
- .dropdown-menu a {
' Y! ?- P& Q* s. A0 }7 U - color: #fff;' ^) \8 f& A2 v' x- s
- }
/ R# y4 Q" w6 F% F6 U - .dropdown-menu-item {
" S( O6 M$ B2 ` [% S9 u; p - cursor: pointer;
, o6 b$ W3 d: R5 ^ - padding: 1em;
: T- M0 s4 ~1 | m# p0 |4 w& } - text-align: center;
0 k: {8 p+ X/ t5 d - }
# U) m. D& z1 b# Y% _ Z4 a - .dropdown-menu-item:hover {6 t% J& z7 k( Z7 L2 a: M
- background-color: #eb272d;
# |( b9 S% W9 ~8 f% L1 D - }
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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">
. c/ ?% a, }! k! a; L, T6 a. T2 v - <!-- Checkbox toggle --># g( ]3 k- X0 P; I4 N+ i
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 y& r: Q) {; @4 d
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 A( ^6 p/ C4 h4 z$ X0 ^$ A - <!-- Content to toggle from www.mfbuluo.com-->
! E4 I2 N. K. ~4 a H) G5 y: _1 E. h - <div role="toggle" class="toggle-content">
U* m. L9 @6 C$ u1 A8 D2 B" R - BA-NA-NA-NA!
6 F R0 q# Q5 q1 x; g - </div>
* X) H) G5 M+ y4 N - </div>
复制代码CSS代码内容如下: - .toggle {
' V7 U5 X# b) v4 }3 O' U1 _: ` - margin: 0 auto;
& N' y0 f9 P0 y( E" ? - max-width: 400px;: \9 i4 s8 O5 G0 J; F
- }+ W8 a( }7 O* S0 y) c
- .toggle-label {
" ^" a4 C8 J/ `8 I& l) l - font-size: 16px;
6 `$ b2 x7 s9 r( o$ ~* F/ u - background: #fff;
6 S. ?6 ^4 v* j; I - padding: 1em;
- E: Q1 P: \9 b7 y: |4 u - cursor: pointer;# U1 @! { H! L6 Z
- display: block; G3 N/ W3 p; y& x2 X) ^
- margin: 0 auto 1em;
! q3 `+ A: O4 m; x3 U6 j+ P4 E. O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! u Y {; U4 h
- border-radius: 4px;
+ Z; E: \$ b" p. |6 j - }
/ I) e2 [4 s! W9 p - .toggle-label:after { R5 Q( ?1 `; M7 R! q, j) J: h
- color: #ED3E44;
+ H4 }9 u% \1 Z' F4 K/ R - content: "+";
6 _$ X+ |" r5 T% D; |8 k5 T8 \ - float: right;
: ]1 C4 a$ R2 M( F- N5 D, ?: C - font-weight: bold;. M) _# o8 m+ x5 @/ M! b
- }9 y2 W2 U/ b) E) a- I7 e
- .toggle-content {
3 \5 H$ }* k' z, n$ E L$ _3 I - color: #B0B3C2;( n* j( O ~ ^( a( g9 D, D# `5 r
- font-family: monospace;+ t% D1 p, O1 y- a( V! f
- font-size: 16px;% q2 S& T+ i8 k! w; _0 @9 _2 ?
- margin-bottom: 1.5em;
$ v1 W. l. @ s( W - padding: 1em;5 i n- e; `8 U" C+ u" n" m P
- }7 j( z ]3 ?* U8 k9 W7 `0 S6 \
- .toggle-input {/ v1 n( ~& v$ ?" J- ~
- display: none;4 \& F$ ~5 a( @6 \! }7 }
- }
# Z! P5 R- W( I$ q - .toggle-input:not(checked) ~ .toggle-content {: B3 K( e3 R$ q# i) q1 d
- display: none;+ c( L4 a3 F7 H( S3 l3 F% L; E! P. p
- }
8 b; i0 s4 h& j0 {1 x3 S, J) D* V% N - .toggle-input:checked ~ .toggle-content {2 e4 |; j% A! e6 M# i& |
- display: block;
/ }/ S# s# j/ m; ~ - }
3 M2 Z7 E8 j; m: s' h - .toggle-input:checked ~ .toggle-label:after {
5 N r g) f& B# w% ^ - content: "-";; v6 b" f% N, |3 t
- }
复制代码 $ u7 ^2 p7 Q5 M4 n" e' f
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