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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!">
; P e% F5 z; t5 W4 l - Label for your tooltip
1 B0 l+ T0 N) I+ m& T+ i8 r3 f& A - </span>
复制代码CSS代码: - .tooltip-toggle {
2 [ B1 t9 J0 @ x - cursor: pointer;
' g( @9 C7 c1 x9 H - position: relative;
7 s4 @+ |* Y7 o- s0 k0 H! w - }
. R0 E3 E. |6 ?3 X1 ~8 { - .tooltip-toggle svg {$ b9 t! T% k$ R9 V0 C* q+ y4 R
- height: 18px;
5 V9 h3 z9 w) a! r1 G4 N7 @ - width: 18px;& X& K. }0 \( y6 m; S" a: T" b
- padding-right: 0.5rem;5 m$ z. ?# [0 w1 ^. @
- }2 d. ^0 z, `0 p3 ?' `8 |
- .tooltip-toggle::before {
$ M4 t3 R" p: G) K3 a: V - position: absolute;
$ v8 L$ W7 I2 O: m4 g/ s - top: -80px;" `5 X" \$ h+ D8 U2 n6 N6 ?5 N
- left: -80px;
' b8 R, Z7 Z: i5 V& Z3 ?( S# T - background-color: #2B222A;9 I0 S) L0 {) M
- border-radius: 5px;
9 d, f4 S' w T - color: #fff;
" u& x& x8 F6 p8 n3 U5 S - content: attr(data-tooltip);; o* e3 u I8 z- h
- padding: 1rem;3 F5 X6 g# S3 G
- text-transform: none;
) h( S* i0 Z, r* Y! T+ D - -webkit-transition: all 0.5s ease;
9 A2 o6 G4 ]; b1 }9 g# [ - transition: all 0.5s ease;2 Z v* P6 y* {
- width: 160px;
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# [% b3 b, v# V7 S+ i/ z - .tooltip-toggle::after {
: e6 n, _( r& f: S5 O7 J - position: absolute;
9 q9 i& q2 h: l8 I: r' g! v- N - top: -12px;6 \- ] g; c8 A( ~5 E, M/ C
- left: 9px;; G( A7 {% d* i7 U8 w, j ?# W7 S% K) j
- border-left: 5px solid transparent;5 G6 v$ z4 B. {2 l2 [1 G/ T
- border-right: 5px solid transparent;2 M1 C! k4 H8 J4 T/ t9 r
- border-top: 5px solid #2B222A;6 H! h" u' a4 u2 j* f
- content: " ";9 e3 }' ^ o: x* [8 L9 }
- font-size: 0;
& |' V, m9 F" c- d$ s0 L* W% x8 e8 F - line-height: 0;% q0 Y$ }0 F8 ]& g+ M2 T. B
- margin-left: -5px;+ }/ x3 h; d6 A) J! V
- width: 0;$ `$ ]; ~! h! Y( k
- }! g) J; ?, O4 ?% }9 U5 L
- .tooltip-toggle::before, .tooltip-toggle::after {
1 O- S7 n% e0 ?9 g( o2 N5 Z, l+ _& B - color: #efefef;* ?$ X: v" q- B& [
- font-family: monospace;
1 i3 [6 y% N2 q$ z4 b8 O v - font-size: 16px;% V0 \6 a/ ?; r& [; X
- opacity: 0;* N: O: F/ J) A1 K- O/ O0 W
- pointer-events: none;1 K4 c5 @2 \( h C/ o, A
- text-align: center;
1 p7 I8 H4 z8 k& g- W% J2 j - }
$ `1 {% T1 u) L( } - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% F3 i' R# h: n: T. j/ Q& ~9 E8 ~" ~ ^ - opacity: 1;5 Q( Z8 `6 `3 z
- -webkit-transition: all 0.75s ease;6 v" {( e/ j: o
- transition: all 0.75s ease;7 _/ I% \# U2 ?
- }
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">3 i: M) z; y. i
- <ul class="nav-items">
- e( L$ U* j7 N7 E3 \3 a, v/ D( ^% ~ - <!-- Navigation -->
J; e- ~0 F7 {$ h2 ?# }9 L - <li class="nav-item"><a href="#">Home</a></li># p/ }$ O; M3 r: q
- <li class="nav-item"><a href="#">About</a></li>
& H+ [) X. n; R8 E! }" Z - <li class="nav-item"><a href="#">Contact</a></li>$ |: x V3 g* Q1 ]/ z
- <!-- Dropdown menu -->8 {! u4 V& ^' X( u$ _
- <li class="nav-item nav-item-dropdown">% l( v! s6 v0 U- k% x
- <a class="dropdown-trigger" href="#">Settings</a>
' [' D. N* G3 s# d - <ul class="dropdown-menu">' r2 Y6 Q6 ~4 b( W7 X
- <li class="dropdown-menu-item">- A$ T2 A5 ^, ?9 g
- <a href="#">Dropdown Item 1</a>7 a) ^) _; G# Y3 D8 s
- </li>; L4 L8 z5 t W
- <li class="dropdown-menu-item">5 V1 U: w) N2 c
- <a href="#">Dropdown Item 2</a>
# o0 r* l7 f0 R3 I; x - </li>
* E+ D6 t+ w5 Y2 y0 b0 h4 S7 Y - <li class="dropdown-menu-item">
" C/ O, U9 C+ k0 Y8 Y0 S - <a href="#">Dropdown Item 3</a>- k5 C/ l& G/ h) l( |
- </li>
# s2 H( X# r4 n) \- j - </ul>
# E2 t' q; [) X9 Y" P. H - </li>
7 P) @) s$ O, A0 X - </ul>8 G; {5 z) O2 C3 V: f
- </div>
复制代码对应的CSS代码如下: - .nav-container {( s( H8 l, r7 E; z: Q$ u
- background-color: #fff;
7 t6 S( c# `. t3 B - border-radius: 4px;! W* A$ h* L8 V6 @5 R/ n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* y+ [, ]! j/ t7 k$ k$ b - padding: 1em;: l# S% Z; N3 }/ j4 A- }! g4 k3 ~
- border: 1px solid #eee;
/ U& C+ ^. K& z/ |" ]2 l! A - display: block;5 A: A: Q- r( f. ?( Q: I% p: z
- max-width: 400px;
% G$ Z/ P: b* y) p1 _7 D# X - margin: 0 auto;( z# p" u) s$ n, }3 @
- text-align: center;% T0 O! v6 ^! E: l% c
- }
8 Q8 u; ?& v4 h* P - ul,
8 p/ l U: F& c1 B - li {
2 P9 `& t; e& }8 i - list-style: none;
* l9 s6 L9 }% U3 i7 I% N, ` - -webkit-padding-start: 0;
2 J) u8 Q) y+ ~! L' ^3 |* ` - }: @" Q# v) d ^' A! ~3 P
- a {! J$ r( |! y! j& f+ p4 J
- text-decoration: none;) q' t2 |' u6 z, d. f! C8 z
- color: #ED3E44;+ p- e7 P$ x: A' B! u
- }
6 \8 T* i E, V- k) s: X$ s+ | - .nav-item {! V8 t7 C" [' t( d
- padding: 1em;
% ?& `; H- Z/ M9 G4 } - display: inline;$ J9 a# ?+ |3 I1 e6 V6 g2 C
- }1 h: o8 d: S Z5 _
- .nav-item-dropdown {; z. _) r# g3 v9 w2 C4 ]
- position: relative;3 }; k; E$ U1 k- p( R. ?, Q
- }7 ^$ @1 n9 D; Z; p# j a* r* ?4 K
- .nav-item-dropdown:hover > .dropdown-menu {
$ G+ K6 E/ F% y2 Y% Q - display: block;
7 h$ F4 [5 J& r: H - opacity: 1;3 l. Q$ j5 z' q; [
- }
0 r2 O" O2 _# \1 @5 e - .dropdown-trigger {
7 y9 y& n8 Y" a! \# W - position: relative;% c$ D9 F" K& X
- } Q% Q) X7 R" z& J+ x+ B# ?2 I
- .dropdown-trigger:focus + .dropdown-menu {$ v/ p9 Y1 U, d5 I4 e) y& D
- display: block;0 V0 F' h7 B; X: ?) ?. Z" M/ S
- opacity: 1;* X: O2 k7 t0 s7 r; X8 M, v8 n
- }
0 T7 o5 N+ b: y. W - .dropdown-trigger::after {: i( e5 z P) L1 [, u7 @9 a
- content: "›";0 ?6 A- x" Q+ W) H- z" {$ z8 }5 O; E
- position: absolute;* [, n$ ?5 ]6 D
- color: #ED3E44;' z. k( q, b ^: \5 m8 N# I- M
- font-size: 24px;
' m1 |5 ~. J2 R4 r$ x5 G9 d/ _ - font-weight: bold;
8 y& ~3 C4 z9 X# H3 W3 m2 |4 H/ F - -webkit-transform: rotate(90deg);) L4 P& i' i: o1 n) O
- transform: rotate(90deg);* c3 R* J! j7 u4 a9 N/ i
- top: -5px;
; z! X, c% ]; N5 L r- \) x b! | - right: -15px;" E0 ~, Y! V( y4 E( n
- }$ z$ S* i5 F# ?
- .dropdown-menu {" S0 \6 u% A) ?- G
- background-color: #ED3E44;
/ E J; A& ]9 u/ i) l: F1 v - display: inline-block;
2 L" ]+ [8 W3 ?3 k3 Y9 E# P2 j - text-align: right;; B; h5 W0 \* E8 y" a& v( D
- position: absolute;2 r; {+ B. h, D* x% E2 a
- top: 2.5rem;. j8 P& o: m7 N; o3 U
- right: -10px;
( Q; ~8 |" {: B$ y+ z6 J3 P3 T& P - display: none; e% c" s9 I* |: W. [: q2 a# l
- opacity: 0;% P+ A3 m% c9 _0 U, K s/ I
- -webkit-transition: opacity 0.5s ease;9 V6 ]: F4 E( B
- transition: opacity 0.5s ease;
/ {. f' c, X, S2 z$ e+ H - width: 160px;/ h4 D* R0 ]3 `
- }
6 N, ^: p- [+ f) X - .dropdown-menu a {
# E/ K* Q/ A8 G. ~8 K! ~ - color: #fff;
6 [( [1 C# y, Q9 w; H' p1 t. s2 { - }
7 N, p6 W+ U! z/ m- k, D# R1 C8 N' n - .dropdown-menu-item {/ I) j4 ]) Q) `$ r9 F
- cursor: pointer;
% [9 j3 N: q5 m( m' m - padding: 1em;
1 e8 c5 y2 z* `. Q - text-align: center;1 z, Q! |" u5 |+ h9 y- \) ^ I Y
- }
- K. C* N1 H0 j# r+ C/ C8 W - .dropdown-menu-item:hover {, J# w' b6 f9 B9 D5 Z
- background-color: #eb272d;# y- W) U1 m5 a# D
- }
复制代码
( p; \) h1 I! D3 v) Y0 c7 x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># L1 h3 _& ?7 X# Z* R! J: |8 b
- <!-- Checkbox toggle -->
# z4 v1 J- ]4 {5 w - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: ^: h5 @8 J' q, E! Q# k! f
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 E* F5 Z8 N0 m% m9 j9 f0 g3 C - <!-- Content to toggle from www.mfbuluo.com-->6 I& o& h2 r: i2 K" ^
- <div role="toggle" class="toggle-content">3 K7 S2 t' |- E2 z7 y ~
- BA-NA-NA-NA!
( t: C4 L0 N! r - </div>
' d7 U& [* u' t6 s$ o2 D) ]- K% o: K - </div>
复制代码CSS代码内容如下: - .toggle {% Y" b5 V7 G% t% d* |
- margin: 0 auto;# f+ B( V) H! ]# B" p
- max-width: 400px;: }/ C6 K# w0 c+ ~% }. S, B# [
- }" S' H# j% i# F$ q" W6 S
- .toggle-label {
9 q6 ?' V- n, M* [# M4 n' @ - font-size: 16px;2 F+ E& S2 I5 A; p
- background: #fff;& Y. V0 ~9 `& K/ C& ^
- padding: 1em;( y" r( ^& a2 q% Z, C
- cursor: pointer;
: f. ]; f' t& g9 V1 v9 ]# V( _ - display: block;
5 t) o) t, E; D1 ? - margin: 0 auto 1em;
0 X6 S4 k9 i- S* X" K' i/ O+ ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" O; |, b5 E& e5 t* x
- border-radius: 4px;7 W; k9 ^. ?! `# [/ O5 O! }7 P$ p9 ?5 i
- }
9 f% n d! D9 j+ g( J" w$ ] - .toggle-label:after {1 J6 f, O/ T( g7 w) P% z3 E4 C: d
- color: #ED3E44;
6 _7 T1 V1 W7 A" t* Z; J# B9 B - content: "+";
: ~ ]% r9 V5 [" t9 h - float: right;
: o/ D b0 c* X( h6 s- q - font-weight: bold;* _ e8 q8 l2 G' V) ^8 m
- }- z" B; O9 q) Q; ~1 I
- .toggle-content {
" f" a( e x: z5 Z" C+ _* q - color: #B0B3C2;! [' x- @5 u8 b! r
- font-family: monospace;
! z) T5 b! c0 D# z+ e2 U, c - font-size: 16px;& j1 X5 P; l5 F
- margin-bottom: 1.5em;
: T& c; I+ ^. @0 P! i1 ^) u: c - padding: 1em;; V! v* @, D9 ?& U
- }5 t _& H2 ~; R: k/ q4 M
- .toggle-input {1 K: l1 s; ^* R2 i8 \
- display: none;
. ]: z3 b1 D; v4 b8 G$ r - }
- t/ q6 d) Y0 q- ]- _6 a - .toggle-input:not(checked) ~ .toggle-content {
6 p: z, |$ Y7 K% y; W/ g3 F - display: none;
( H) @1 c @ U - }4 }% s$ M* h4 g. u
- .toggle-input:checked ~ .toggle-content {
( o) r5 s+ q: ]% T! s6 Z - display: block;
1 L+ t3 X+ G$ N - }+ }) T' @% w% Z4 t- i& T
- .toggle-input:checked ~ .toggle-label:after {
, U2 q6 w) o5 t: I - content: "-";
$ w- F1 u; y6 L1 V( E8 _; A: k - }
复制代码 2 R6 y) o8 q( K. j M
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. {9 U0 q7 u# P; Y( D6 H7 y3 G( _/ T
2 s, _( L4 g& t% X* q1 Q: O( i
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